Home / 8,234.02-12,324.51-5,425.17

Finding the Fourth Proportional to 8,234.02, 12,324.51 and 5,425.17

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Solution

The fourth proportional to 8,234.02, 12,324.51 and 5,425.17 is: 8,120.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,234.02 : 12,324.51 = 5,425.17 : x
  2. Step 2: Convert to fraction form
    8,234.02/12,324.51 = 5,425.17/x
  3. Step 3: Cross multiply
    8,234.02x = 12,324.51 × 5,425.17
  4. Step 4: Simplify right side
    8,234.02x = 66,862,515.70
  5. Step 5: Solve for x
    x = 66,862,515.70/8,234.02
  6. Step 6: Final answer
    x = 8,120.27

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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.