Home / 11,785.48-16,265.52-7,605.88

Finding the Fourth Proportional to 11,785.48, 16,265.52 and 7,605.88

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Solution

The fourth proportional to 11,785.48, 16,265.52 and 7,605.88 is: 10,497.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,785.48 : 16,265.52 = 7,605.88 : x
  2. Step 2: Convert to fraction form
    11,785.48/16,265.52 = 7,605.88/x
  3. Step 3: Cross multiply
    11,785.48x = 16,265.52 × 7,605.88
  4. Step 4: Simplify right side
    11,785.48x = 123,713,593.26
  5. Step 5: Solve for x
    x = 123,713,593.26/11,785.48
  6. Step 6: Final answer
    x = 10,497.12

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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.