Home / 8,826.90-13,240.34-2,253.09

Finding the Fourth Proportional to 8,826.90, 13,240.34 and 2,253.09

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Solution

The fourth proportional to 8,826.90, 13,240.34 and 2,253.09 is: 3,379.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,826.90 : 13,240.34 = 2,253.09 : x
  2. Step 2: Convert to fraction form
    8,826.90/13,240.34 = 2,253.09/x
  3. Step 3: Cross multiply
    8,826.90x = 13,240.34 × 2,253.09
  4. Step 4: Simplify right side
    8,826.90x = 29,831,683.28
  5. Step 5: Solve for x
    x = 29,831,683.28/8,826.90
  6. Step 6: Final answer
    x = 3,379.63

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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.