Home / 1,932.32-2,891.55-1,673.22

Finding the Fourth Proportional to 1,932.32, 2,891.55 and 1,673.22

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Solution

The fourth proportional to 1,932.32, 2,891.55 and 1,673.22 is: 2,503.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932.32 : 2,891.55 = 1,673.22 : x
  2. Step 2: Convert to fraction form
    1,932.32/2,891.55 = 1,673.22/x
  3. Step 3: Cross multiply
    1,932.32x = 2,891.55 × 1,673.22
  4. Step 4: Simplify right side
    1,932.32x = 4,838,199.29
  5. Step 5: Solve for x
    x = 4,838,199.29/1,932.32
  6. Step 6: Final answer
    x = 2,503.83

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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.