Home / 5,407.90-7,462.62-3,049.89

Finding the Fourth Proportional to 5,407.90, 7,462.62 and 3,049.89

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Solution

The fourth proportional to 5,407.90, 7,462.62 and 3,049.89 is: 4,208.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,407.90 : 7,462.62 = 3,049.89 : x
  2. Step 2: Convert to fraction form
    5,407.90/7,462.62 = 3,049.89/x
  3. Step 3: Cross multiply
    5,407.90x = 7,462.62 × 3,049.89
  4. Step 4: Simplify right side
    5,407.90x = 22,760,170.11
  5. Step 5: Solve for x
    x = 22,760,170.11/5,407.90
  6. Step 6: Final answer
    x = 4,208.69

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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.