Home / 3,542.15-5,310.94-1,693.22

Finding the Fourth Proportional to 3,542.15, 5,310.94 and 1,693.22

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Solution

The fourth proportional to 3,542.15, 5,310.94 and 1,693.22 is: 2,538.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542.15 : 5,310.94 = 1,693.22 : x
  2. Step 2: Convert to fraction form
    3,542.15/5,310.94 = 1,693.22/x
  3. Step 3: Cross multiply
    3,542.15x = 5,310.94 × 1,693.22
  4. Step 4: Simplify right side
    3,542.15x = 8,992,591.94
  5. Step 5: Solve for x
    x = 8,992,591.94/3,542.15
  6. Step 6: Final answer
    x = 2,538.74

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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.