Home / 10,234.80-15,352.52-3,994.56

Finding the Fourth Proportional to 10,234.80, 15,352.52 and 3,994.56

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Solution

The fourth proportional to 10,234.80, 15,352.52 and 3,994.56 is: 5,991.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,234.80 : 15,352.52 = 3,994.56 : x
  2. Step 2: Convert to fraction form
    10,234.80/15,352.52 = 3,994.56/x
  3. Step 3: Cross multiply
    10,234.80x = 15,352.52 × 3,994.56
  4. Step 4: Simplify right side
    10,234.80x = 61,326,542.32
  5. Step 5: Solve for x
    x = 61,326,542.32/10,234.80
  6. Step 6: Final answer
    x = 5,991.96

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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.