Home / 5,300.22-7,948.92-2,521.38

Finding the Fourth Proportional to 5,300.22, 7,948.92 and 2,521.38

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Solution

The fourth proportional to 5,300.22, 7,948.92 and 2,521.38 is: 3,781.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,300.22 : 7,948.92 = 2,521.38 : x
  2. Step 2: Convert to fraction form
    5,300.22/7,948.92 = 2,521.38/x
  3. Step 3: Cross multiply
    5,300.22x = 7,948.92 × 2,521.38
  4. Step 4: Simplify right side
    5,300.22x = 20,042,247.91
  5. Step 5: Solve for x
    x = 20,042,247.91/5,300.22
  6. Step 6: Final answer
    x = 3,781.40

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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.