Home / 10,589.65-15,879.34-3,192.73

Finding the Fourth Proportional to 10,589.65, 15,879.34 and 3,192.73

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Solution

The fourth proportional to 10,589.65, 15,879.34 and 3,192.73 is: 4,787.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,589.65 : 15,879.34 = 3,192.73 : x
  2. Step 2: Convert to fraction form
    10,589.65/15,879.34 = 3,192.73/x
  3. Step 3: Cross multiply
    10,589.65x = 15,879.34 × 3,192.73
  4. Step 4: Simplify right side
    10,589.65x = 50,698,445.20
  5. Step 5: Solve for x
    x = 50,698,445.20/10,589.65
  6. Step 6: Final answer
    x = 4,787.55

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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.