Home / 8,826.29-13,241.40-2,982.74

Finding the Fourth Proportional to 8,826.29, 13,241.40 and 2,982.74

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Solution

The fourth proportional to 8,826.29, 13,241.40 and 2,982.74 is: 4,474.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,826.29 : 13,241.40 = 2,982.74 : x
  2. Step 2: Convert to fraction form
    8,826.29/13,241.40 = 2,982.74/x
  3. Step 3: Cross multiply
    8,826.29x = 13,241.40 × 2,982.74
  4. Step 4: Simplify right side
    8,826.29x = 39,495,686.54
  5. Step 5: Solve for x
    x = 39,495,686.54/8,826.29
  6. Step 6: Final answer
    x = 4,474.78

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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.