Home / 10,377.84-15,568.44-4,137.84

Finding the Fourth Proportional to 10,377.84, 15,568.44 and 4,137.84

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Solution

The fourth proportional to 10,377.84, 15,568.44 and 4,137.84 is: 6,207.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,377.84 : 15,568.44 = 4,137.84 : x
  2. Step 2: Convert to fraction form
    10,377.84/15,568.44 = 4,137.84/x
  3. Step 3: Cross multiply
    10,377.84x = 15,568.44 × 4,137.84
  4. Step 4: Simplify right side
    10,377.84x = 64,419,713.77
  5. Step 5: Solve for x
    x = 64,419,713.77/10,377.84
  6. Step 6: Final answer
    x = 6,207.43

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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.