Home / 6,712.68-9,263.52-3,728.73

Finding the Fourth Proportional to 6,712.68, 9,263.52 and 3,728.73

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Solution

The fourth proportional to 6,712.68, 9,263.52 and 3,728.73 is: 5,145.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,712.68 : 9,263.52 = 3,728.73 : x
  2. Step 2: Convert to fraction form
    6,712.68/9,263.52 = 3,728.73/x
  3. Step 3: Cross multiply
    6,712.68x = 9,263.52 × 3,728.73
  4. Step 4: Simplify right side
    6,712.68x = 34,541,164.93
  5. Step 5: Solve for x
    x = 34,541,164.93/6,712.68
  6. Step 6: Final answer
    x = 5,145.66

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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.