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Finding the Fourth Proportional to 9,066.74, 12,516.53 and 7,045.38

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Solution

The fourth proportional to 9,066.74, 12,516.53 and 7,045.38 is: 9,726.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,066.74 : 12,516.53 = 7,045.38 : x
  2. Step 2: Convert to fraction form
    9,066.74/12,516.53 = 7,045.38/x
  3. Step 3: Cross multiply
    9,066.74x = 12,516.53 × 7,045.38
  4. Step 4: Simplify right side
    9,066.74x = 88,183,674.90
  5. Step 5: Solve for x
    x = 88,183,674.90/9,066.74
  6. Step 6: Final answer
    x = 9,726.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.