Home / 8,433.50-12,652.29-3,239.39

Finding the Fourth Proportional to 8,433.50, 12,652.29 and 3,239.39

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Solution

The fourth proportional to 8,433.50, 12,652.29 and 3,239.39 is: 4,859.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,433.50 : 12,652.29 = 3,239.39 : x
  2. Step 2: Convert to fraction form
    8,433.50/12,652.29 = 3,239.39/x
  3. Step 3: Cross multiply
    8,433.50x = 12,652.29 × 3,239.39
  4. Step 4: Simplify right side
    8,433.50x = 40,985,701.70
  5. Step 5: Solve for x
    x = 40,985,701.70/8,433.50
  6. Step 6: Final answer
    x = 4,859.87

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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.