Home / 2,154.15-3,231.30-594.27

Finding the Fourth Proportional to 2,154.15, 3,231.30 and 594.27

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Solution

The fourth proportional to 2,154.15, 3,231.30 and 594.27 is: 891.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,154.15 : 3,231.30 = 594.27 : x
  2. Step 2: Convert to fraction form
    2,154.15/3,231.30 = 594.27/x
  3. Step 3: Cross multiply
    2,154.15x = 3,231.30 × 594.27
  4. Step 4: Simplify right side
    2,154.15x = 1,920,264.65
  5. Step 5: Solve for x
    x = 1,920,264.65/2,154.15
  6. Step 6: Final answer
    x = 891.43

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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.