Home / 3,708.28-5,562.42-1,111.22

Finding the Fourth Proportional to 3,708.28, 5,562.42 and 1,111.22

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Solution

The fourth proportional to 3,708.28, 5,562.42 and 1,111.22 is: 1,666.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,708.28 : 5,562.42 = 1,111.22 : x
  2. Step 2: Convert to fraction form
    3,708.28/5,562.42 = 1,111.22/x
  3. Step 3: Cross multiply
    3,708.28x = 5,562.42 × 1,111.22
  4. Step 4: Simplify right side
    3,708.28x = 6,181,067.48
  5. Step 5: Solve for x
    x = 6,181,067.48/3,708.28
  6. Step 6: Final answer
    x = 1,666.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.