Home / 10,535.86-15,803.79-2,744.65

Finding the Fourth Proportional to 10,535.86, 15,803.79 and 2,744.65

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Solution

The fourth proportional to 10,535.86, 15,803.79 and 2,744.65 is: 4,116.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,535.86 : 15,803.79 = 2,744.65 : x
  2. Step 2: Convert to fraction form
    10,535.86/15,803.79 = 2,744.65/x
  3. Step 3: Cross multiply
    10,535.86x = 15,803.79 × 2,744.65
  4. Step 4: Simplify right side
    10,535.86x = 43,375,872.22
  5. Step 5: Solve for x
    x = 43,375,872.22/10,535.86
  6. Step 6: Final answer
    x = 4,116.98

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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.