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Finding the Fourth Proportional to 9,045.86, 12,483.18 and 5,066.97

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Solution

The fourth proportional to 9,045.86, 12,483.18 and 5,066.97 is: 6,992.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,045.86 : 12,483.18 = 5,066.97 : x
  2. Step 2: Convert to fraction form
    9,045.86/12,483.18 = 5,066.97/x
  3. Step 3: Cross multiply
    9,045.86x = 12,483.18 × 5,066.97
  4. Step 4: Simplify right side
    9,045.86x = 63,251,898.56
  5. Step 5: Solve for x
    x = 63,251,898.56/9,045.86
  6. Step 6: Final answer
    x = 6,992.36

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Double scale
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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.