Home / 3,966.32-5,474.28-2,373.08

Finding the Fourth Proportional to 3,966.32, 5,474.28 and 2,373.08

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Solution

The fourth proportional to 3,966.32, 5,474.28 and 2,373.08 is: 3,275.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,966.32 : 5,474.28 = 2,373.08 : x
  2. Step 2: Convert to fraction form
    3,966.32/5,474.28 = 2,373.08/x
  3. Step 3: Cross multiply
    3,966.32x = 5,474.28 × 2,373.08
  4. Step 4: Simplify right side
    3,966.32x = 12,990,904.38
  5. Step 5: Solve for x
    x = 12,990,904.38/3,966.32
  6. Step 6: Final answer
    x = 3,275.30

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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.