Home / 10,245.66-15,372.30-4,324.08

Finding the Fourth Proportional to 10,245.66, 15,372.30 and 4,324.08

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Solution

The fourth proportional to 10,245.66, 15,372.30 and 4,324.08 is: 6,487.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,245.66 : 15,372.30 = 4,324.08 : x
  2. Step 2: Convert to fraction form
    10,245.66/15,372.30 = 4,324.08/x
  3. Step 3: Cross multiply
    10,245.66x = 15,372.30 × 4,324.08
  4. Step 4: Simplify right side
    10,245.66x = 66,471,054.98
  5. Step 5: Solve for x
    x = 66,471,054.98/10,245.66
  6. Step 6: Final answer
    x = 6,487.73

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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.