Home / 8,237.06-12,358.49-5,474.70

Finding the Fourth Proportional to 8,237.06, 12,358.49 and 5,474.70

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Solution

The fourth proportional to 8,237.06, 12,358.49 and 5,474.70 is: 8,213.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,237.06 : 12,358.49 = 5,474.70 : x
  2. Step 2: Convert to fraction form
    8,237.06/12,358.49 = 5,474.70/x
  3. Step 3: Cross multiply
    8,237.06x = 12,358.49 × 5,474.70
  4. Step 4: Simplify right side
    8,237.06x = 67,659,025.20
  5. Step 5: Solve for x
    x = 67,659,025.20/8,237.06
  6. Step 6: Final answer
    x = 8,213.98

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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.