Home / 4,747.84-7,115.56-3,436.01

Finding the Fourth Proportional to 4,747.84, 7,115.56 and 3,436.01

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Solution

The fourth proportional to 4,747.84, 7,115.56 and 3,436.01 is: 5,149.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,747.84 : 7,115.56 = 3,436.01 : x
  2. Step 2: Convert to fraction form
    4,747.84/7,115.56 = 3,436.01/x
  3. Step 3: Cross multiply
    4,747.84x = 7,115.56 × 3,436.01
  4. Step 4: Simplify right side
    4,747.84x = 24,449,135.32
  5. Step 5: Solve for x
    x = 24,449,135.32/4,747.84
  6. Step 6: Final answer
    x = 5,149.53

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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.