Home / 10,843.48-14,954.34-8,454.04

Finding the Fourth Proportional to 10,843.48, 14,954.34 and 8,454.04

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Solution

The fourth proportional to 10,843.48, 14,954.34 and 8,454.04 is: 11,659.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,843.48 : 14,954.34 = 8,454.04 : x
  2. Step 2: Convert to fraction form
    10,843.48/14,954.34 = 8,454.04/x
  3. Step 3: Cross multiply
    10,843.48x = 14,954.34 × 8,454.04
  4. Step 4: Simplify right side
    10,843.48x = 126,424,588.53
  5. Step 5: Solve for x
    x = 126,424,588.53/10,843.48
  6. Step 6: Final answer
    x = 11,659.04

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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.