Home / 4,103.76-5,663.18-2,240.76

Finding the Fourth Proportional to 4,103.76, 5,663.18 and 2,240.76

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Solution

The fourth proportional to 4,103.76, 5,663.18 and 2,240.76 is: 3,092.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103.76 : 5,663.18 = 2,240.76 : x
  2. Step 2: Convert to fraction form
    4,103.76/5,663.18 = 2,240.76/x
  3. Step 3: Cross multiply
    4,103.76x = 5,663.18 × 2,240.76
  4. Step 4: Simplify right side
    4,103.76x = 12,689,827.22
  5. Step 5: Solve for x
    x = 12,689,827.22/4,103.76
  6. Step 6: Final answer
    x = 3,092.24

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Find fourth proportional to 2,051.88, 2,831.59 and 1,120.38
Half scale
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Double scale
Find fourth proportional to 4,104.76, 5,664.56 and 2,241.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.