Home / 3,966.08-5,471.65-2,549.58

Finding the Fourth Proportional to 3,966.08, 5,471.65 and 2,549.58

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Solution

The fourth proportional to 3,966.08, 5,471.65 and 2,549.58 is: 3,517.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,966.08 : 5,471.65 = 2,549.58 : x
  2. Step 2: Convert to fraction form
    3,966.08/5,471.65 = 2,549.58/x
  3. Step 3: Cross multiply
    3,966.08x = 5,471.65 × 2,549.58
  4. Step 4: Simplify right side
    3,966.08x = 13,950,392.08
  5. Step 5: Solve for x
    x = 13,950,392.08/3,966.08
  6. Step 6: Final answer
    x = 3,517.43

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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.