Home / 2,508.17-3,759.48-1,889.87

Finding the Fourth Proportional to 2,508.17, 3,759.48 and 1,889.87

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Solution

The fourth proportional to 2,508.17, 3,759.48 and 1,889.87 is: 2,832.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,508.17 : 3,759.48 = 1,889.87 : x
  2. Step 2: Convert to fraction form
    2,508.17/3,759.48 = 1,889.87/x
  3. Step 3: Cross multiply
    2,508.17x = 3,759.48 × 1,889.87
  4. Step 4: Simplify right side
    2,508.17x = 7,104,909.67
  5. Step 5: Solve for x
    x = 7,104,909.67/2,508.17
  6. Step 6: Final answer
    x = 2,832.71

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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.