Home / 5,348.19-8,021.76-1,649.42

Finding the Fourth Proportional to 5,348.19, 8,021.76 and 1,649.42

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Solution

The fourth proportional to 5,348.19, 8,021.76 and 1,649.42 is: 2,473.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,348.19 : 8,021.76 = 1,649.42 : x
  2. Step 2: Convert to fraction form
    5,348.19/8,021.76 = 1,649.42/x
  3. Step 3: Cross multiply
    5,348.19x = 8,021.76 × 1,649.42
  4. Step 4: Simplify right side
    5,348.19x = 13,231,251.38
  5. Step 5: Solve for x
    x = 13,231,251.38/5,348.19
  6. Step 6: Final answer
    x = 2,473.97

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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.