Home / 8,410.30-12,608.97-2,860.18

Finding the Fourth Proportional to 8,410.30, 12,608.97 and 2,860.18

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Solution

The fourth proportional to 8,410.30, 12,608.97 and 2,860.18 is: 4,288.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,410.30 : 12,608.97 = 2,860.18 : x
  2. Step 2: Convert to fraction form
    8,410.30/12,608.97 = 2,860.18/x
  3. Step 3: Cross multiply
    8,410.30x = 12,608.97 × 2,860.18
  4. Step 4: Simplify right side
    8,410.30x = 36,063,923.81
  5. Step 5: Solve for x
    x = 36,063,923.81/8,410.30
  6. Step 6: Final answer
    x = 4,288.07

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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.