Home / 8,156.48-12,233.10-3,994.70

Finding the Fourth Proportional to 8,156.48, 12,233.10 and 3,994.70

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Solution

The fourth proportional to 8,156.48, 12,233.10 and 3,994.70 is: 5,991.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,156.48 : 12,233.10 = 3,994.70 : x
  2. Step 2: Convert to fraction form
    8,156.48/12,233.10 = 3,994.70/x
  3. Step 3: Cross multiply
    8,156.48x = 12,233.10 × 3,994.70
  4. Step 4: Simplify right side
    8,156.48x = 48,867,564.57
  5. Step 5: Solve for x
    x = 48,867,564.57/8,156.48
  6. Step 6: Final answer
    x = 5,991.26

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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.