Home / 9,309.62-12,847.26-5,060.70

Finding the Fourth Proportional to 9,309.62, 12,847.26 and 5,060.70

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Solution

The fourth proportional to 9,309.62, 12,847.26 and 5,060.70 is: 6,983.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,309.62 : 12,847.26 = 5,060.70 : x
  2. Step 2: Convert to fraction form
    9,309.62/12,847.26 = 5,060.70/x
  3. Step 3: Cross multiply
    9,309.62x = 12,847.26 × 5,060.70
  4. Step 4: Simplify right side
    9,309.62x = 65,016,128.68
  5. Step 5: Solve for x
    x = 65,016,128.68/9,309.62
  6. Step 6: Final answer
    x = 6,983.76

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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.