Home / 8,947.68-12,351.27-6,716.03

Finding the Fourth Proportional to 8,947.68, 12,351.27 and 6,716.03

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Solution

The fourth proportional to 8,947.68, 12,351.27 and 6,716.03 is: 9,270.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,947.68 : 12,351.27 = 6,716.03 : x
  2. Step 2: Convert to fraction form
    8,947.68/12,351.27 = 6,716.03/x
  3. Step 3: Cross multiply
    8,947.68x = 12,351.27 × 6,716.03
  4. Step 4: Simplify right side
    8,947.68x = 82,951,438.10
  5. Step 5: Solve for x
    x = 82,951,438.10/8,947.68
  6. Step 6: Final answer
    x = 9,270.72

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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.