Home / 3,229.48-4,841.08-1,381.08

Finding the Fourth Proportional to 3,229.48, 4,841.08 and 1,381.08

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Solution

The fourth proportional to 3,229.48, 4,841.08 and 1,381.08 is: 2,070.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229.48 : 4,841.08 = 1,381.08 : x
  2. Step 2: Convert to fraction form
    3,229.48/4,841.08 = 1,381.08/x
  3. Step 3: Cross multiply
    3,229.48x = 4,841.08 × 1,381.08
  4. Step 4: Simplify right side
    3,229.48x = 6,685,918.77
  5. Step 5: Solve for x
    x = 6,685,918.77/3,229.48
  6. Step 6: Final answer
    x = 2,070.28

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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.