Home / 8,911.33-13,363.35-3,361.87

Finding the Fourth Proportional to 8,911.33, 13,363.35 and 3,361.87

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Solution

The fourth proportional to 8,911.33, 13,363.35 and 3,361.87 is: 5,041.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,911.33 : 13,363.35 = 3,361.87 : x
  2. Step 2: Convert to fraction form
    8,911.33/13,363.35 = 3,361.87/x
  3. Step 3: Cross multiply
    8,911.33x = 13,363.35 × 3,361.87
  4. Step 4: Simplify right side
    8,911.33x = 44,925,845.46
  5. Step 5: Solve for x
    x = 44,925,845.46/8,911.33
  6. Step 6: Final answer
    x = 5,041.43

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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.