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Finding the Fourth Proportional to 8,088.28, 12,068.99 and 7,592.92

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Solution

The fourth proportional to 8,088.28, 12,068.99 and 7,592.92 is: 11,329.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088.28 : 12,068.99 = 7,592.92 : x
  2. Step 2: Convert to fraction form
    8,088.28/12,068.99 = 7,592.92/x
  3. Step 3: Cross multiply
    8,088.28x = 12,068.99 × 7,592.92
  4. Step 4: Simplify right side
    8,088.28x = 91,638,875.55
  5. Step 5: Solve for x
    x = 91,638,875.55/8,088.28
  6. Step 6: Final answer
    x = 11,329.83

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.