Home / 5,290.91-7,301.79-3,052.88

Finding the Fourth Proportional to 5,290.91, 7,301.79 and 3,052.88

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Solution

The fourth proportional to 5,290.91, 7,301.79 and 3,052.88 is: 4,213.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,290.91 : 7,301.79 = 3,052.88 : x
  2. Step 2: Convert to fraction form
    5,290.91/7,301.79 = 3,052.88/x
  3. Step 3: Cross multiply
    5,290.91x = 7,301.79 × 3,052.88
  4. Step 4: Simplify right side
    5,290.91x = 22,291,452.15
  5. Step 5: Solve for x
    x = 22,291,452.15/5,290.91
  6. Step 6: Final answer
    x = 4,213.16

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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.