Home / 9,147.06-13,712.49-3,951.18

Finding the Fourth Proportional to 9,147.06, 13,712.49 and 3,951.18

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Solution

The fourth proportional to 9,147.06, 13,712.49 and 3,951.18 is: 5,923.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,147.06 : 13,712.49 = 3,951.18 : x
  2. Step 2: Convert to fraction form
    9,147.06/13,712.49 = 3,951.18/x
  3. Step 3: Cross multiply
    9,147.06x = 13,712.49 × 3,951.18
  4. Step 4: Simplify right side
    9,147.06x = 54,180,516.24
  5. Step 5: Solve for x
    x = 54,180,516.24/9,147.06
  6. Step 6: Final answer
    x = 5,923.27

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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.