Home / 8,997.54-13,502.38-3,154.20

Finding the Fourth Proportional to 8,997.54, 13,502.38 and 3,154.20

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Solution

The fourth proportional to 8,997.54, 13,502.38 and 3,154.20 is: 4,733.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,997.54 : 13,502.38 = 3,154.20 : x
  2. Step 2: Convert to fraction form
    8,997.54/13,502.38 = 3,154.20/x
  3. Step 3: Cross multiply
    8,997.54x = 13,502.38 × 3,154.20
  4. Step 4: Simplify right side
    8,997.54x = 42,589,139.48
  5. Step 5: Solve for x
    x = 42,589,139.48/8,997.54
  6. Step 6: Final answer
    x = 4,733.42

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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.