Home / 3,747.83-5,621.69-2,926.76

Finding the Fourth Proportional to 3,747.83, 5,621.69 and 2,926.76

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Solution

The fourth proportional to 3,747.83, 5,621.69 and 2,926.76 is: 4,390.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747.83 : 5,621.69 = 2,926.76 : x
  2. Step 2: Convert to fraction form
    3,747.83/5,621.69 = 2,926.76/x
  3. Step 3: Cross multiply
    3,747.83x = 5,621.69 × 2,926.76
  4. Step 4: Simplify right side
    3,747.83x = 16,453,294.68
  5. Step 5: Solve for x
    x = 16,453,294.68/3,747.83
  6. Step 6: Final answer
    x = 4,390.09

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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.