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Finding the Fourth Proportional to 8,807.16, 13,227.20 and 7,753.35

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Solution

The fourth proportional to 8,807.16, 13,227.20 and 7,753.35 is: 11,644.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,807.16 : 13,227.20 = 7,753.35 : x
  2. Step 2: Convert to fraction form
    8,807.16/13,227.20 = 7,753.35/x
  3. Step 3: Cross multiply
    8,807.16x = 13,227.20 × 7,753.35
  4. Step 4: Simplify right side
    8,807.16x = 102,555,111.12
  5. Step 5: Solve for x
    x = 102,555,111.12/8,807.16
  6. Step 6: Final answer
    x = 11,644.52

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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.