Home / 3,543.92-5,316.24-1,352.08

Finding the Fourth Proportional to 3,543.92, 5,316.24 and 1,352.08

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Solution

The fourth proportional to 3,543.92, 5,316.24 and 1,352.08 is: 2,028.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543.92 : 5,316.24 = 1,352.08 : x
  2. Step 2: Convert to fraction form
    3,543.92/5,316.24 = 1,352.08/x
  3. Step 3: Cross multiply
    3,543.92x = 5,316.24 × 1,352.08
  4. Step 4: Simplify right side
    3,543.92x = 7,187,981.78
  5. Step 5: Solve for x
    x = 7,187,981.78/3,543.92
  6. Step 6: Final answer
    x = 2,028.26

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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.