Home / 2,008.02-3,012.19-547.19

Finding the Fourth Proportional to 2,008.02, 3,012.19 and 547.19

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Solution

The fourth proportional to 2,008.02, 3,012.19 and 547.19 is: 820.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,008.02 : 3,012.19 = 547.19 : x
  2. Step 2: Convert to fraction form
    2,008.02/3,012.19 = 547.19/x
  3. Step 3: Cross multiply
    2,008.02x = 3,012.19 × 547.19
  4. Step 4: Simplify right side
    2,008.02x = 1,648,235.11
  5. Step 5: Solve for x
    x = 1,648,235.11/2,008.02
  6. Step 6: Final answer
    x = 820.82

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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.