Home / 3,944.88-5,442.12-2,548.08

Finding the Fourth Proportional to 3,944.88, 5,442.12 and 2,548.08

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Solution

The fourth proportional to 3,944.88, 5,442.12 and 2,548.08 is: 3,515.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.88 : 5,442.12 = 2,548.08 : x
  2. Step 2: Convert to fraction form
    3,944.88/5,442.12 = 2,548.08/x
  3. Step 3: Cross multiply
    3,944.88x = 5,442.12 × 2,548.08
  4. Step 4: Simplify right side
    3,944.88x = 13,866,957.13
  5. Step 5: Solve for x
    x = 13,866,957.13/3,944.88
  6. Step 6: Final answer
    x = 3,515.18

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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.