Home / 10,501.64-15,755.28-4,265.99

Finding the Fourth Proportional to 10,501.64, 15,755.28 and 4,265.99

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Solution

The fourth proportional to 10,501.64, 15,755.28 and 4,265.99 is: 6,400.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,501.64 : 15,755.28 = 4,265.99 : x
  2. Step 2: Convert to fraction form
    10,501.64/15,755.28 = 4,265.99/x
  3. Step 3: Cross multiply
    10,501.64x = 15,755.28 × 4,265.99
  4. Step 4: Simplify right side
    10,501.64x = 67,211,875.55
  5. Step 5: Solve for x
    x = 67,211,875.55/10,501.64
  6. Step 6: Final answer
    x = 6,400.13

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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.