Home / 6,531.43-9,013.21-3,736.75

Finding the Fourth Proportional to 6,531.43, 9,013.21 and 3,736.75

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Solution

The fourth proportional to 6,531.43, 9,013.21 and 3,736.75 is: 5,156.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,531.43 : 9,013.21 = 3,736.75 : x
  2. Step 2: Convert to fraction form
    6,531.43/9,013.21 = 3,736.75/x
  3. Step 3: Cross multiply
    6,531.43x = 9,013.21 × 3,736.75
  4. Step 4: Simplify right side
    6,531.43x = 33,680,112.47
  5. Step 5: Solve for x
    x = 33,680,112.47/6,531.43
  6. Step 6: Final answer
    x = 5,156.62

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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.