Home / 9,306.39-13,959.47-2,732.34

Finding the Fourth Proportional to 9,306.39, 13,959.47 and 2,732.34

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Solution

The fourth proportional to 9,306.39, 13,959.47 and 2,732.34 is: 4,098.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,306.39 : 13,959.47 = 2,732.34 : x
  2. Step 2: Convert to fraction form
    9,306.39/13,959.47 = 2,732.34/x
  3. Step 3: Cross multiply
    9,306.39x = 13,959.47 × 2,732.34
  4. Step 4: Simplify right side
    9,306.39x = 38,142,018.26
  5. Step 5: Solve for x
    x = 38,142,018.26/9,306.39
  6. Step 6: Final answer
    x = 4,098.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.