Home / 8,502.17-11,732.99-5,144.31

Finding the Fourth Proportional to 8,502.17, 11,732.99 and 5,144.31

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Solution

The fourth proportional to 8,502.17, 11,732.99 and 5,144.31 is: 7,099.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,502.17 : 11,732.99 = 5,144.31 : x
  2. Step 2: Convert to fraction form
    8,502.17/11,732.99 = 5,144.31/x
  3. Step 3: Cross multiply
    8,502.17x = 11,732.99 × 5,144.31
  4. Step 4: Simplify right side
    8,502.17x = 60,358,112.07
  5. Step 5: Solve for x
    x = 60,358,112.07/8,502.17
  6. Step 6: Final answer
    x = 7,099.15

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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.