Home / 9,234.21-12,743.15-5,042.46

Finding the Fourth Proportional to 9,234.21, 12,743.15 and 5,042.46

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Solution

The fourth proportional to 9,234.21, 12,743.15 and 5,042.46 is: 6,958.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,234.21 : 12,743.15 = 5,042.46 : x
  2. Step 2: Convert to fraction form
    9,234.21/12,743.15 = 5,042.46/x
  3. Step 3: Cross multiply
    9,234.21x = 12,743.15 × 5,042.46
  4. Step 4: Simplify right side
    9,234.21x = 64,256,798.94
  5. Step 5: Solve for x
    x = 64,256,798.94/9,234.21
  6. Step 6: Final answer
    x = 6,958.56

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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.