Home / 3,543.66-5,316.03-1,203.30

Finding the Fourth Proportional to 3,543.66, 5,316.03 and 1,203.30

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Solution

The fourth proportional to 3,543.66, 5,316.03 and 1,203.30 is: 1,805.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,543.66 : 5,316.03 = 1,203.30 : x
  2. Step 2: Convert to fraction form
    3,543.66/5,316.03 = 1,203.30/x
  3. Step 3: Cross multiply
    3,543.66x = 5,316.03 × 1,203.30
  4. Step 4: Simplify right side
    3,543.66x = 6,396,778.90
  5. Step 5: Solve for x
    x = 6,396,778.90/3,543.66
  6. Step 6: Final answer
    x = 1,805.13

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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.