Home / 5,732.06-7,908.50-3,712.28

Finding the Fourth Proportional to 5,732.06, 7,908.50 and 3,712.28

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Solution

The fourth proportional to 5,732.06, 7,908.50 and 3,712.28 is: 5,121.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,732.06 : 7,908.50 = 3,712.28 : x
  2. Step 2: Convert to fraction form
    5,732.06/7,908.50 = 3,712.28/x
  3. Step 3: Cross multiply
    5,732.06x = 7,908.50 × 3,712.28
  4. Step 4: Simplify right side
    5,732.06x = 29,358,566.38
  5. Step 5: Solve for x
    x = 29,358,566.38/5,732.06
  6. Step 6: Final answer
    x = 5,121.82

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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.