Home / 6,695.24-9,239.18-3,711.12

Finding the Fourth Proportional to 6,695.24, 9,239.18 and 3,711.12

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Solution

The fourth proportional to 6,695.24, 9,239.18 and 3,711.12 is: 5,121.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,695.24 : 9,239.18 = 3,711.12 : x
  2. Step 2: Convert to fraction form
    6,695.24/9,239.18 = 3,711.12/x
  3. Step 3: Cross multiply
    6,695.24x = 9,239.18 × 3,711.12
  4. Step 4: Simplify right side
    6,695.24x = 34,287,705.68
  5. Step 5: Solve for x
    x = 34,287,705.68/6,695.24
  6. Step 6: Final answer
    x = 5,121.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.