Home / 4,126.60-5,703.78-3,932.20

Finding the Fourth Proportional to 4,126.60, 5,703.78 and 3,932.20

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Solution

The fourth proportional to 4,126.60, 5,703.78 and 3,932.20 is: 5,435.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,126.60 : 5,703.78 = 3,932.20 : x
  2. Step 2: Convert to fraction form
    4,126.60/5,703.78 = 3,932.20/x
  3. Step 3: Cross multiply
    4,126.60x = 5,703.78 × 3,932.20
  4. Step 4: Simplify right side
    4,126.60x = 22,428,403.72
  5. Step 5: Solve for x
    x = 22,428,403.72/4,126.60
  6. Step 6: Final answer
    x = 5,435.08

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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.