Home / 8,586.20-12,883.70-6,505.52

Finding the Fourth Proportional to 8,586.20, 12,883.70 and 6,505.52

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Solution

The fourth proportional to 8,586.20, 12,883.70 and 6,505.52 is: 9,761.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,586.20 : 12,883.70 = 6,505.52 : x
  2. Step 2: Convert to fraction form
    8,586.20/12,883.70 = 6,505.52/x
  3. Step 3: Cross multiply
    8,586.20x = 12,883.70 × 6,505.52
  4. Step 4: Simplify right side
    8,586.20x = 83,815,168.02
  5. Step 5: Solve for x
    x = 83,815,168.02/8,586.20
  6. Step 6: Final answer
    x = 9,761.61

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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.