Home / 9,531.28-13,159.58-5,951.68

Finding the Fourth Proportional to 9,531.28, 13,159.58 and 5,951.68

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Solution

The fourth proportional to 9,531.28, 13,159.58 and 5,951.68 is: 8,217.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,531.28 : 13,159.58 = 5,951.68 : x
  2. Step 2: Convert to fraction form
    9,531.28/13,159.58 = 5,951.68/x
  3. Step 3: Cross multiply
    9,531.28x = 13,159.58 × 5,951.68
  4. Step 4: Simplify right side
    9,531.28x = 78,321,609.09
  5. Step 5: Solve for x
    x = 78,321,609.09/9,531.28
  6. Step 6: Final answer
    x = 8,217.32

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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.