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Finding the Fourth Proportional to 8,726.62, 12,037.27 and 7,610.24

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Solution

The fourth proportional to 8,726.62, 12,037.27 and 7,610.24 is: 10,497.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,726.62 : 12,037.27 = 7,610.24 : x
  2. Step 2: Convert to fraction form
    8,726.62/12,037.27 = 7,610.24/x
  3. Step 3: Cross multiply
    8,726.62x = 12,037.27 × 7,610.24
  4. Step 4: Simplify right side
    8,726.62x = 91,606,513.64
  5. Step 5: Solve for x
    x = 91,606,513.64/8,726.62
  6. Step 6: Final answer
    x = 10,497.36

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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.