Home / 8,958.50-13,438.16-3,410.61

Finding the Fourth Proportional to 8,958.50, 13,438.16 and 3,410.61

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Solution

The fourth proportional to 8,958.50, 13,438.16 and 3,410.61 is: 5,116.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,958.50 : 13,438.16 = 3,410.61 : x
  2. Step 2: Convert to fraction form
    8,958.50/13,438.16 = 3,410.61/x
  3. Step 3: Cross multiply
    8,958.50x = 13,438.16 × 3,410.61
  4. Step 4: Simplify right side
    8,958.50x = 45,832,305.82
  5. Step 5: Solve for x
    x = 45,832,305.82/8,958.50
  6. Step 6: Final answer
    x = 5,116.07

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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.