Home / 4,109.24-5,671.08-2,340.76

Finding the Fourth Proportional to 4,109.24, 5,671.08 and 2,340.76

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Solution

The fourth proportional to 4,109.24, 5,671.08 and 2,340.76 is: 3,230.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,109.24 : 5,671.08 = 2,340.76 : x
  2. Step 2: Convert to fraction form
    4,109.24/5,671.08 = 2,340.76/x
  3. Step 3: Cross multiply
    4,109.24x = 5,671.08 × 2,340.76
  4. Step 4: Simplify right side
    4,109.24x = 13,274,637.22
  5. Step 5: Solve for x
    x = 13,274,637.22/4,109.24
  6. Step 6: Final answer
    x = 3,230.44

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Find fourth proportional to 2,054.62, 2,835.54 and 1,170.38
Half scale
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Double scale
Find fourth proportional to 4,110.24, 5,672.46 and 2,341.76
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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.