Home / 3,545.48-5,319.03-1,354.16

Finding the Fourth Proportional to 3,545.48, 5,319.03 and 1,354.16

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Solution

The fourth proportional to 3,545.48, 5,319.03 and 1,354.16 is: 2,031.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545.48 : 5,319.03 = 1,354.16 : x
  2. Step 2: Convert to fraction form
    3,545.48/5,319.03 = 1,354.16/x
  3. Step 3: Cross multiply
    3,545.48x = 5,319.03 × 1,354.16
  4. Step 4: Simplify right side
    3,545.48x = 7,202,817.66
  5. Step 5: Solve for x
    x = 7,202,817.66/3,545.48
  6. Step 6: Final answer
    x = 2,031.55

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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.