Home / 3,582.43-5,372.12-1,115.98

Finding the Fourth Proportional to 3,582.43, 5,372.12 and 1,115.98

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Solution

The fourth proportional to 3,582.43, 5,372.12 and 1,115.98 is: 1,673.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,582.43 : 5,372.12 = 1,115.98 : x
  2. Step 2: Convert to fraction form
    3,582.43/5,372.12 = 1,115.98/x
  3. Step 3: Cross multiply
    3,582.43x = 5,372.12 × 1,115.98
  4. Step 4: Simplify right side
    3,582.43x = 5,995,167.84
  5. Step 5: Solve for x
    x = 5,995,167.84/3,582.43
  6. Step 6: Final answer
    x = 1,673.49

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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.