Home / 8,254.70-12,381.92-3,324.23

Finding the Fourth Proportional to 8,254.70, 12,381.92 and 3,324.23

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Solution

The fourth proportional to 8,254.70, 12,381.92 and 3,324.23 is: 4,986.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254.70 : 12,381.92 = 3,324.23 : x
  2. Step 2: Convert to fraction form
    8,254.70/12,381.92 = 3,324.23/x
  3. Step 3: Cross multiply
    8,254.70x = 12,381.92 × 3,324.23
  4. Step 4: Simplify right side
    8,254.70x = 41,160,271.39
  5. Step 5: Solve for x
    x = 41,160,271.39/8,254.70
  6. Step 6: Final answer
    x = 4,986.29

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1.5x scale

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.