Home / 3,932.54-5,426.99-2,254.10

Finding the Fourth Proportional to 3,932.54, 5,426.99 and 2,254.10

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Solution

The fourth proportional to 3,932.54, 5,426.99 and 2,254.10 is: 3,110.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,932.54 : 5,426.99 = 2,254.10 : x
  2. Step 2: Convert to fraction form
    3,932.54/5,426.99 = 2,254.10/x
  3. Step 3: Cross multiply
    3,932.54x = 5,426.99 × 2,254.10
  4. Step 4: Simplify right side
    3,932.54x = 12,232,939.75
  5. Step 5: Solve for x
    x = 12,232,939.75/3,932.54
  6. Step 6: Final answer
    x = 3,110.70

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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.