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Finding the Fourth Proportional to 9,475.80, 14,217.80 and 5,088.14

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Solution

The fourth proportional to 9,475.80, 14,217.80 and 5,088.14 is: 7,634.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,475.80 : 14,217.80 = 5,088.14 : x
  2. Step 2: Convert to fraction form
    9,475.80/14,217.80 = 5,088.14/x
  3. Step 3: Cross multiply
    9,475.80x = 14,217.80 × 5,088.14
  4. Step 4: Simplify right side
    9,475.80x = 72,342,156.89
  5. Step 5: Solve for x
    x = 72,342,156.89/9,475.80
  6. Step 6: Final answer
    x = 7,634.41

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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.