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Finding the Fourth Proportional to 8,842.82, 13,264.23 and 2,999.48

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Solution

The fourth proportional to 8,842.82, 13,264.23 and 2,999.48 is: 4,499.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,842.82 : 13,264.23 = 2,999.48 : x
  2. Step 2: Convert to fraction form
    8,842.82/13,264.23 = 2,999.48/x
  3. Step 3: Cross multiply
    8,842.82x = 13,264.23 × 2,999.48
  4. Step 4: Simplify right side
    8,842.82x = 39,785,726.28
  5. Step 5: Solve for x
    x = 39,785,726.28/8,842.82
  6. Step 6: Final answer
    x = 4,499.22

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Similar ratio
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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.