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Finding the Fourth Proportional to 7,062.66, 10,587.11 and 3,363.90

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Solution

The fourth proportional to 7,062.66, 10,587.11 and 3,363.90 is: 5,042.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,062.66 : 10,587.11 = 3,363.90 : x
  2. Step 2: Convert to fraction form
    7,062.66/10,587.11 = 3,363.90/x
  3. Step 3: Cross multiply
    7,062.66x = 10,587.11 × 3,363.90
  4. Step 4: Simplify right side
    7,062.66x = 35,613,922.81
  5. Step 5: Solve for x
    x = 35,613,922.81/7,062.66
  6. Step 6: Final answer
    x = 5,042.57

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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.