Home / 3,542.40-5,313.60-3,364.20

Finding the Fourth Proportional to 3,542.40, 5,313.60 and 3,364.20

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Solution

The fourth proportional to 3,542.40, 5,313.60 and 3,364.20 is: 5,046.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542.40 : 5,313.60 = 3,364.20 : x
  2. Step 2: Convert to fraction form
    3,542.40/5,313.60 = 3,364.20/x
  3. Step 3: Cross multiply
    3,542.40x = 5,313.60 × 3,364.20
  4. Step 4: Simplify right side
    3,542.40x = 17,876,013.12
  5. Step 5: Solve for x
    x = 17,876,013.12/3,542.40
  6. Step 6: Final answer
    x = 5,046.30

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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.