Home / 9,147.06-13,723.02-3,951.72

Finding the Fourth Proportional to 9,147.06, 13,723.02 and 3,951.72

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Solution

The fourth proportional to 9,147.06, 13,723.02 and 3,951.72 is: 5,928.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,147.06 : 13,723.02 = 3,951.72 : x
  2. Step 2: Convert to fraction form
    9,147.06/13,723.02 = 3,951.72/x
  3. Step 3: Cross multiply
    9,147.06x = 13,723.02 × 3,951.72
  4. Step 4: Simplify right side
    9,147.06x = 54,229,532.59
  5. Step 5: Solve for x
    x = 54,229,532.59/9,147.06
  6. Step 6: Final answer
    x = 5,928.63

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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.