Home / 3,440.27-4,749.54-2,264.76

Finding the Fourth Proportional to 3,440.27, 4,749.54 and 2,264.76

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Solution

The fourth proportional to 3,440.27, 4,749.54 and 2,264.76 is: 3,126.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,440.27 : 4,749.54 = 2,264.76 : x
  2. Step 2: Convert to fraction form
    3,440.27/4,749.54 = 2,264.76/x
  3. Step 3: Cross multiply
    3,440.27x = 4,749.54 × 2,264.76
  4. Step 4: Simplify right side
    3,440.27x = 10,756,572.46
  5. Step 5: Solve for x
    x = 10,756,572.46/3,440.27
  6. Step 6: Final answer
    x = 3,126.66

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Find fourth proportional to 1,720.14, 2,374.77 and 1,132.38
Half scale
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Double scale
Find fourth proportional to 3,441.27, 4,750.92 and 2,265.76
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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.