Home / 3,747.58-5,621.11-1,150.49

Finding the Fourth Proportional to 3,747.58, 5,621.11 and 1,150.49

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Solution

The fourth proportional to 3,747.58, 5,621.11 and 1,150.49 is: 1,725.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747.58 : 5,621.11 = 1,150.49 : x
  2. Step 2: Convert to fraction form
    3,747.58/5,621.11 = 1,150.49/x
  3. Step 3: Cross multiply
    3,747.58x = 5,621.11 × 1,150.49
  4. Step 4: Simplify right side
    3,747.58x = 6,467,030.84
  5. Step 5: Solve for x
    x = 6,467,030.84/3,747.58
  6. Step 6: Final answer
    x = 1,725.66

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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.