Home / 9,234.16-12,743.20-5,042.48

Finding the Fourth Proportional to 9,234.16, 12,743.20 and 5,042.48

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Solution

The fourth proportional to 9,234.16, 12,743.20 and 5,042.48 is: 6,958.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,234.16 : 12,743.20 = 5,042.48 : x
  2. Step 2: Convert to fraction form
    9,234.16/12,743.20 = 5,042.48/x
  3. Step 3: Cross multiply
    9,234.16x = 12,743.20 × 5,042.48
  4. Step 4: Simplify right side
    9,234.16x = 64,257,331.14
  5. Step 5: Solve for x
    x = 64,257,331.14/9,234.16
  6. Step 6: Final answer
    x = 6,958.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.