Home / 2,486.33-3,729.45-2,098.82

Finding the Fourth Proportional to 2,486.33, 3,729.45 and 2,098.82

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Solution

The fourth proportional to 2,486.33, 3,729.45 and 2,098.82 is: 3,148.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486.33 : 3,729.45 = 2,098.82 : x
  2. Step 2: Convert to fraction form
    2,486.33/3,729.45 = 2,098.82/x
  3. Step 3: Cross multiply
    2,486.33x = 3,729.45 × 2,098.82
  4. Step 4: Simplify right side
    2,486.33x = 7,827,444.25
  5. Step 5: Solve for x
    x = 7,827,444.25/2,486.33
  6. Step 6: Final answer
    x = 3,148.19

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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.