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Finding the Fourth Proportional to 9,666.73, 14,499.90 and 3,092.91

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Solution

The fourth proportional to 9,666.73, 14,499.90 and 3,092.91 is: 4,639.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,666.73 : 14,499.90 = 3,092.91 : x
  2. Step 2: Convert to fraction form
    9,666.73/14,499.90 = 3,092.91/x
  3. Step 3: Cross multiply
    9,666.73x = 14,499.90 × 3,092.91
  4. Step 4: Simplify right side
    9,666.73x = 44,846,885.71
  5. Step 5: Solve for x
    x = 44,846,885.71/9,666.73
  6. Step 6: Final answer
    x = 4,639.30

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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.