Home / 3,747.29-5,624.39-1,899.70

Finding the Fourth Proportional to 3,747.29, 5,624.39 and 1,899.70

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Solution

The fourth proportional to 3,747.29, 5,624.39 and 1,899.70 is: 2,851.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,747.29 : 5,624.39 = 1,899.70 : x
  2. Step 2: Convert to fraction form
    3,747.29/5,624.39 = 1,899.70/x
  3. Step 3: Cross multiply
    3,747.29x = 5,624.39 × 1,899.70
  4. Step 4: Simplify right side
    3,747.29x = 10,684,653.68
  5. Step 5: Solve for x
    x = 10,684,653.68/3,747.29
  6. Step 6: Final answer
    x = 2,851.30

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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.