Home / 9,306.44-13,948.28-5,146.28

Finding the Fourth Proportional to 9,306.44, 13,948.28 and 5,146.28

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Solution

The fourth proportional to 9,306.44, 13,948.28 and 5,146.28 is: 7,713.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,306.44 : 13,948.28 = 5,146.28 : x
  2. Step 2: Convert to fraction form
    9,306.44/13,948.28 = 5,146.28/x
  3. Step 3: Cross multiply
    9,306.44x = 13,948.28 × 5,146.28
  4. Step 4: Simplify right side
    9,306.44x = 71,781,754.40
  5. Step 5: Solve for x
    x = 71,781,754.40/9,306.44
  6. Step 6: Final answer
    x = 7,713.13

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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.