Home / 6,695.52-9,239.40-3,711.18

Finding the Fourth Proportional to 6,695.52, 9,239.40 and 3,711.18

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Solution

The fourth proportional to 6,695.52, 9,239.40 and 3,711.18 is: 5,121.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,695.52 : 9,239.40 = 3,711.18 : x
  2. Step 2: Convert to fraction form
    6,695.52/9,239.40 = 3,711.18/x
  3. Step 3: Cross multiply
    6,695.52x = 9,239.40 × 3,711.18
  4. Step 4: Simplify right side
    6,695.52x = 34,289,076.49
  5. Step 5: Solve for x
    x = 34,289,076.49/6,695.52
  6. Step 6: Final answer
    x = 5,121.20

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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.