Home / 3,542.34-5,313.53-1,077.15

Finding the Fourth Proportional to 3,542.34, 5,313.53 and 1,077.15

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Solution

The fourth proportional to 3,542.34, 5,313.53 and 1,077.15 is: 1,615.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542.34 : 5,313.53 = 1,077.15 : x
  2. Step 2: Convert to fraction form
    3,542.34/5,313.53 = 1,077.15/x
  3. Step 3: Cross multiply
    3,542.34x = 5,313.53 × 1,077.15
  4. Step 4: Simplify right side
    3,542.34x = 5,723,436.89
  5. Step 5: Solve for x
    x = 5,723,436.89/3,542.34
  6. Step 6: Final answer
    x = 1,615.72

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Similar ratio
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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.