Home / 10,002.77-15,004.17-2,607.23

Finding the Fourth Proportional to 10,002.77, 15,004.17 and 2,607.23

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Solution

The fourth proportional to 10,002.77, 15,004.17 and 2,607.23 is: 3,910.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,002.77 : 15,004.17 = 2,607.23 : x
  2. Step 2: Convert to fraction form
    10,002.77/15,004.17 = 2,607.23/x
  3. Step 3: Cross multiply
    10,002.77x = 15,004.17 × 2,607.23
  4. Step 4: Simplify right side
    10,002.77x = 39,119,322.15
  5. Step 5: Solve for x
    x = 39,119,322.15/10,002.77
  6. Step 6: Final answer
    x = 3,910.85

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.