Home / 7,129.46-10,695.54-3,234.17

Finding the Fourth Proportional to 7,129.46, 10,695.54 and 3,234.17

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Solution

The fourth proportional to 7,129.46, 10,695.54 and 3,234.17 is: 4,851.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,129.46 : 10,695.54 = 3,234.17 : x
  2. Step 2: Convert to fraction form
    7,129.46/10,695.54 = 3,234.17/x
  3. Step 3: Cross multiply
    7,129.46x = 10,695.54 × 3,234.17
  4. Step 4: Simplify right side
    7,129.46x = 34,591,194.60
  5. Step 5: Solve for x
    x = 34,591,194.60/7,129.46
  6. Step 6: Final answer
    x = 4,851.87

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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.