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Finding the Fourth Proportional to 8,010.31, 12,011.31 and 4,502.71

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Solution

The fourth proportional to 8,010.31, 12,011.31 and 4,502.71 is: 6,751.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,010.31 : 12,011.31 = 4,502.71 : x
  2. Step 2: Convert to fraction form
    8,010.31/12,011.31 = 4,502.71/x
  3. Step 3: Cross multiply
    8,010.31x = 12,011.31 × 4,502.71
  4. Step 4: Simplify right side
    8,010.31x = 54,083,445.65
  5. Step 5: Solve for x
    x = 54,083,445.65/8,010.31
  6. Step 6: Final answer
    x = 6,751.73

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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.