Home / 1,924.88-2,644.77-1,531.22

Finding the Fourth Proportional to 1,924.88, 2,644.77 and 1,531.22

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Solution

The fourth proportional to 1,924.88, 2,644.77 and 1,531.22 is: 2,103.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,924.88 : 2,644.77 = 1,531.22 : x
  2. Step 2: Convert to fraction form
    1,924.88/2,644.77 = 1,531.22/x
  3. Step 3: Cross multiply
    1,924.88x = 2,644.77 × 1,531.22
  4. Step 4: Simplify right side
    1,924.88x = 4,049,711.50
  5. Step 5: Solve for x
    x = 4,049,711.50/1,924.88
  6. Step 6: Final answer
    x = 2,103.88

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.