Home / 10,162.80-15,244.20-6,674.85

Finding the Fourth Proportional to 10,162.80, 15,244.20 and 6,674.85

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Solution

The fourth proportional to 10,162.80, 15,244.20 and 6,674.85 is: 10,012.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,162.80 : 15,244.20 = 6,674.85 : x
  2. Step 2: Convert to fraction form
    10,162.80/15,244.20 = 6,674.85/x
  3. Step 3: Cross multiply
    10,162.80x = 15,244.20 × 6,674.85
  4. Step 4: Simplify right side
    10,162.80x = 101,752,748.37
  5. Step 5: Solve for x
    x = 101,752,748.37/10,162.80
  6. Step 6: Final answer
    x = 10,012.28

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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.