Home / 3,967.48-5,475.14-2,199.04

Finding the Fourth Proportional to 3,967.48, 5,475.14 and 2,199.04

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Solution

The fourth proportional to 3,967.48, 5,475.14 and 2,199.04 is: 3,034.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,967.48 : 5,475.14 = 2,199.04 : x
  2. Step 2: Convert to fraction form
    3,967.48/5,475.14 = 2,199.04/x
  3. Step 3: Cross multiply
    3,967.48x = 5,475.14 × 2,199.04
  4. Step 4: Simplify right side
    3,967.48x = 12,040,051.87
  5. Step 5: Solve for x
    x = 12,040,051.87/3,967.48
  6. Step 6: Final answer
    x = 3,034.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.