Home / 9,531.65-13,154.20-5,282.62

Finding the Fourth Proportional to 9,531.65, 13,154.20 and 5,282.62

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Solution

The fourth proportional to 9,531.65, 13,154.20 and 5,282.62 is: 7,290.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,531.65 : 13,154.20 = 5,282.62 : x
  2. Step 2: Convert to fraction form
    9,531.65/13,154.20 = 5,282.62/x
  3. Step 3: Cross multiply
    9,531.65x = 13,154.20 × 5,282.62
  4. Step 4: Simplify right side
    9,531.65x = 69,488,640.00
  5. Step 5: Solve for x
    x = 69,488,640.00/9,531.65
  6. Step 6: Final answer
    x = 7,290.31

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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.