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Finding the Fourth Proportional to 8,525.92, 12,772.24 and 5,595.28

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Solution

The fourth proportional to 8,525.92, 12,772.24 and 5,595.28 is: 8,382.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,525.92 : 12,772.24 = 5,595.28 : x
  2. Step 2: Convert to fraction form
    8,525.92/12,772.24 = 5,595.28/x
  3. Step 3: Cross multiply
    8,525.92x = 12,772.24 × 5,595.28
  4. Step 4: Simplify right side
    8,525.92x = 71,464,259.03
  5. Step 5: Solve for x
    x = 71,464,259.03/8,525.92
  6. Step 6: Final answer
    x = 8,382.00

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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.