Home / 3,542.40-5,316.03-1,352.97

Finding the Fourth Proportional to 3,542.40, 5,316.03 and 1,352.97

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Solution

The fourth proportional to 3,542.40, 5,316.03 and 1,352.97 is: 2,030.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,542.40 : 5,316.03 = 1,352.97 : x
  2. Step 2: Convert to fraction form
    3,542.40/5,316.03 = 1,352.97/x
  3. Step 3: Cross multiply
    3,542.40x = 5,316.03 × 1,352.97
  4. Step 4: Simplify right side
    3,542.40x = 7,192,429.11
  5. Step 5: Solve for x
    x = 7,192,429.11/3,542.40
  6. Step 6: Final answer
    x = 2,030.38

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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.