Home / 5,625.24-8,439.68-1,927.38

Finding the Fourth Proportional to 5,625.24, 8,439.68 and 1,927.38

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Solution

The fourth proportional to 5,625.24, 8,439.68 and 1,927.38 is: 2,891.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,625.24 : 8,439.68 = 1,927.38 : x
  2. Step 2: Convert to fraction form
    5,625.24/8,439.68 = 1,927.38/x
  3. Step 3: Cross multiply
    5,625.24x = 8,439.68 × 1,927.38
  4. Step 4: Simplify right side
    5,625.24x = 16,266,470.44
  5. Step 5: Solve for x
    x = 16,266,470.44/5,625.24
  6. Step 6: Final answer
    x = 2,891.69

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1.5x scale

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.