Home / 6,711.38-9,261.27-3,727.22

Finding the Fourth Proportional to 6,711.38, 9,261.27 and 3,727.22

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Solution

The fourth proportional to 6,711.38, 9,261.27 and 3,727.22 is: 5,143.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,711.38 : 9,261.27 = 3,727.22 : x
  2. Step 2: Convert to fraction form
    6,711.38/9,261.27 = 3,727.22/x
  3. Step 3: Cross multiply
    6,711.38x = 9,261.27 × 3,727.22
  4. Step 4: Simplify right side
    6,711.38x = 34,518,790.77
  5. Step 5: Solve for x
    x = 34,518,790.77/6,711.38
  6. Step 6: Final answer
    x = 5,143.32

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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.