Home / 10,182.24-15,274.80-3,162.84

Finding the Fourth Proportional to 10,182.24, 15,274.80 and 3,162.84

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Solution

The fourth proportional to 10,182.24, 15,274.80 and 3,162.84 is: 4,744.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,182.24 : 15,274.80 = 3,162.84 : x
  2. Step 2: Convert to fraction form
    10,182.24/15,274.80 = 3,162.84/x
  3. Step 3: Cross multiply
    10,182.24x = 15,274.80 × 3,162.84
  4. Step 4: Simplify right side
    10,182.24x = 48,311,748.43
  5. Step 5: Solve for x
    x = 48,311,748.43/10,182.24
  6. Step 6: Final answer
    x = 4,744.71

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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.