Home / 8,236.80-12,341.81-4,941.72

Finding the Fourth Proportional to 8,236.80, 12,341.81 and 4,941.72

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Solution

The fourth proportional to 8,236.80, 12,341.81 and 4,941.72 is: 7,404.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,236.80 : 12,341.81 = 4,941.72 : x
  2. Step 2: Convert to fraction form
    8,236.80/12,341.81 = 4,941.72/x
  3. Step 3: Cross multiply
    8,236.80x = 12,341.81 × 4,941.72
  4. Step 4: Simplify right side
    8,236.80x = 60,989,744.60
  5. Step 5: Solve for x
    x = 60,989,744.60/8,236.80
  6. Step 6: Final answer
    x = 7,404.54

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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.