Home / 8,826.31-13,241.29-2,586.53

Finding the Fourth Proportional to 8,826.31, 13,241.29 and 2,586.53

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Solution

The fourth proportional to 8,826.31, 13,241.29 and 2,586.53 is: 3,880.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,826.31 : 13,241.29 = 2,586.53 : x
  2. Step 2: Convert to fraction form
    8,826.31/13,241.29 = 2,586.53/x
  3. Step 3: Cross multiply
    8,826.31x = 13,241.29 × 2,586.53
  4. Step 4: Simplify right side
    8,826.31x = 34,248,985.35
  5. Step 5: Solve for x
    x = 34,248,985.35/8,826.31
  6. Step 6: Final answer
    x = 3,880.33

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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.