Home / 8,957.39-13,436.12-2,717.45

Finding the Fourth Proportional to 8,957.39, 13,436.12 and 2,717.45

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Solution

The fourth proportional to 8,957.39, 13,436.12 and 2,717.45 is: 4,076.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,957.39 : 13,436.12 = 2,717.45 : x
  2. Step 2: Convert to fraction form
    8,957.39/13,436.12 = 2,717.45/x
  3. Step 3: Cross multiply
    8,957.39x = 13,436.12 × 2,717.45
  4. Step 4: Simplify right side
    8,957.39x = 36,512,004.30
  5. Step 5: Solve for x
    x = 36,512,004.30/8,957.39
  6. Step 6: Final answer
    x = 4,076.19

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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.