Home / 6,711.48-9,261.42-3,727.14

Finding the Fourth Proportional to 6,711.48, 9,261.42 and 3,727.14

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Solution

The fourth proportional to 6,711.48, 9,261.42 and 3,727.14 is: 5,143.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,711.48 : 9,261.42 = 3,727.14 : x
  2. Step 2: Convert to fraction form
    6,711.48/9,261.42 = 3,727.14/x
  3. Step 3: Cross multiply
    6,711.48x = 9,261.42 × 3,727.14
  4. Step 4: Simplify right side
    6,711.48x = 34,518,608.94
  5. Step 5: Solve for x
    x = 34,518,608.94/6,711.48
  6. Step 6: Final answer
    x = 5,143.22

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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.