Home / 2,508.52-3,759.84-1,890.22

Finding the Fourth Proportional to 2,508.52, 3,759.84 and 1,890.22

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Solution

The fourth proportional to 2,508.52, 3,759.84 and 1,890.22 is: 2,833.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,508.52 : 3,759.84 = 1,890.22 : x
  2. Step 2: Convert to fraction form
    2,508.52/3,759.84 = 1,890.22/x
  3. Step 3: Cross multiply
    2,508.52x = 3,759.84 × 1,890.22
  4. Step 4: Simplify right side
    2,508.52x = 7,106,924.76
  5. Step 5: Solve for x
    x = 7,106,924.76/2,508.52
  6. Step 6: Final answer
    x = 2,833.11

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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.