Home / 2,008.13-3,012.17-547.25

Finding the Fourth Proportional to 2,008.13, 3,012.17 and 547.25

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Solution

The fourth proportional to 2,008.13, 3,012.17 and 547.25 is: 820.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,008.13 : 3,012.17 = 547.25 : x
  2. Step 2: Convert to fraction form
    2,008.13/3,012.17 = 547.25/x
  3. Step 3: Cross multiply
    2,008.13x = 3,012.17 × 547.25
  4. Step 4: Simplify right side
    2,008.13x = 1,648,392.24
  5. Step 5: Solve for x
    x = 1,648,392.24/2,008.13
  6. Step 6: Final answer
    x = 820.86

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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.