Home / 8,587.43-12,881.83-2,744.04

Finding the Fourth Proportional to 8,587.43, 12,881.83 and 2,744.04

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Solution

The fourth proportional to 8,587.43, 12,881.83 and 2,744.04 is: 4,116.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,587.43 : 12,881.83 = 2,744.04 : x
  2. Step 2: Convert to fraction form
    8,587.43/12,881.83 = 2,744.04/x
  3. Step 3: Cross multiply
    8,587.43x = 12,881.83 × 2,744.04
  4. Step 4: Simplify right side
    8,587.43x = 35,348,256.79
  5. Step 5: Solve for x
    x = 35,348,256.79/8,587.43
  6. Step 6: Final answer
    x = 4,116.28

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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.