Home / 8,234.50-12,355.17-3,307.63

Finding the Fourth Proportional to 8,234.50, 12,355.17 and 3,307.63

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Solution

The fourth proportional to 8,234.50, 12,355.17 and 3,307.63 is: 4,962.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,234.50 : 12,355.17 = 3,307.63 : x
  2. Step 2: Convert to fraction form
    8,234.50/12,355.17 = 3,307.63/x
  3. Step 3: Cross multiply
    8,234.50x = 12,355.17 × 3,307.63
  4. Step 4: Simplify right side
    8,234.50x = 40,866,330.95
  5. Step 5: Solve for x
    x = 40,866,330.95/8,234.50
  6. Step 6: Final answer
    x = 4,962.82

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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.