Home / 3,098.72-4,669.40-2,562.96

Finding the Fourth Proportional to 3,098.72, 4,669.40 and 2,562.96

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Solution

The fourth proportional to 3,098.72, 4,669.40 and 2,562.96 is: 3,862.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.72 : 4,669.40 = 2,562.96 : x
  2. Step 2: Convert to fraction form
    3,098.72/4,669.40 = 2,562.96/x
  3. Step 3: Cross multiply
    3,098.72x = 4,669.40 × 2,562.96
  4. Step 4: Simplify right side
    3,098.72x = 11,967,485.42
  5. Step 5: Solve for x
    x = 11,967,485.42/3,098.72
  6. Step 6: Final answer
    x = 3,862.07

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.