Home / 3,542.13-5,313.39-1,076.76

Finding the Fourth Proportional to 3,542.13, 5,313.39 and 1,076.76

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Solution

The fourth proportional to 3,542.13, 5,313.39 and 1,076.76 is: 1,615.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542.13 : 5,313.39 = 1,076.76 : x
  2. Step 2: Convert to fraction form
    3,542.13/5,313.39 = 1,076.76/x
  3. Step 3: Cross multiply
    3,542.13x = 5,313.39 × 1,076.76
  4. Step 4: Simplify right side
    3,542.13x = 5,721,253.72
  5. Step 5: Solve for x
    x = 5,721,253.72/3,542.13
  6. Step 6: Final answer
    x = 1,615.20

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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.