Home / 8,842.13-12,203.82-5,257.88

Finding the Fourth Proportional to 8,842.13, 12,203.82 and 5,257.88

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Solution

The fourth proportional to 8,842.13, 12,203.82 and 5,257.88 is: 7,256.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,842.13 : 12,203.82 = 5,257.88 : x
  2. Step 2: Convert to fraction form
    8,842.13/12,203.82 = 5,257.88/x
  3. Step 3: Cross multiply
    8,842.13x = 12,203.82 × 5,257.88
  4. Step 4: Simplify right side
    8,842.13x = 64,166,160.08
  5. Step 5: Solve for x
    x = 64,166,160.08/8,842.13
  6. Step 6: Final answer
    x = 7,256.87

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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.