Home / 9,540.30-13,166.25-5,292.71

Finding the Fourth Proportional to 9,540.30, 13,166.25 and 5,292.71

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Solution

The fourth proportional to 9,540.30, 13,166.25 and 5,292.71 is: 7,304.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,540.30 : 13,166.25 = 5,292.71 : x
  2. Step 2: Convert to fraction form
    9,540.30/13,166.25 = 5,292.71/x
  3. Step 3: Cross multiply
    9,540.30x = 13,166.25 × 5,292.71
  4. Step 4: Simplify right side
    9,540.30x = 69,685,161.19
  5. Step 5: Solve for x
    x = 69,685,161.19/9,540.30
  6. Step 6: Final answer
    x = 7,304.29

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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.