Home / 5,712.19-7,882.92-3,474.16

Finding the Fourth Proportional to 5,712.19, 7,882.92 and 3,474.16

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Solution

The fourth proportional to 5,712.19, 7,882.92 and 3,474.16 is: 4,794.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,712.19 : 7,882.92 = 3,474.16 : x
  2. Step 2: Convert to fraction form
    5,712.19/7,882.92 = 3,474.16/x
  3. Step 3: Cross multiply
    5,712.19x = 7,882.92 × 3,474.16
  4. Step 4: Simplify right side
    5,712.19x = 27,386,485.93
  5. Step 5: Solve for x
    x = 27,386,485.93/5,712.19
  6. Step 6: Final answer
    x = 4,794.40

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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.