Home / 3,549.86-5,325.99-1,575.22

Finding the Fourth Proportional to 3,549.86, 5,325.99 and 1,575.22

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Solution

The fourth proportional to 3,549.86, 5,325.99 and 1,575.22 is: 2,363.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,549.86 : 5,325.99 = 1,575.22 : x
  2. Step 2: Convert to fraction form
    3,549.86/5,325.99 = 1,575.22/x
  3. Step 3: Cross multiply
    3,549.86x = 5,325.99 × 1,575.22
  4. Step 4: Simplify right side
    3,549.86x = 8,389,605.97
  5. Step 5: Solve for x
    x = 8,389,605.97/3,549.86
  6. Step 6: Final answer
    x = 2,363.36

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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.