Home / 2,010.11-3,015.30-549.14

Finding the Fourth Proportional to 2,010.11, 3,015.30 and 549.14

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Solution

The fourth proportional to 2,010.11, 3,015.30 and 549.14 is: 823.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,010.11 : 3,015.30 = 549.14 : x
  2. Step 2: Convert to fraction form
    2,010.11/3,015.30 = 549.14/x
  3. Step 3: Cross multiply
    2,010.11x = 3,015.30 × 549.14
  4. Step 4: Simplify right side
    2,010.11x = 1,655,821.84
  5. Step 5: Solve for x
    x = 1,655,821.84/2,010.11
  6. Step 6: Final answer
    x = 823.75

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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.