Home / 5,538.22-7,642.02-3,414.85

Finding the Fourth Proportional to 5,538.22, 7,642.02 and 3,414.85

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Solution

The fourth proportional to 5,538.22, 7,642.02 and 3,414.85 is: 4,712.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,538.22 : 7,642.02 = 3,414.85 : x
  2. Step 2: Convert to fraction form
    5,538.22/7,642.02 = 3,414.85/x
  3. Step 3: Cross multiply
    5,538.22x = 7,642.02 × 3,414.85
  4. Step 4: Simplify right side
    5,538.22x = 26,096,352.00
  5. Step 5: Solve for x
    x = 26,096,352.00/5,538.22
  6. Step 6: Final answer
    x = 4,712.05

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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.