Home / 8,778.09-13,165.83-3,230.14

Finding the Fourth Proportional to 8,778.09, 13,165.83 and 3,230.14

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Solution

The fourth proportional to 8,778.09, 13,165.83 and 3,230.14 is: 4,844.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,778.09 : 13,165.83 = 3,230.14 : x
  2. Step 2: Convert to fraction form
    8,778.09/13,165.83 = 3,230.14/x
  3. Step 3: Cross multiply
    8,778.09x = 13,165.83 × 3,230.14
  4. Step 4: Simplify right side
    8,778.09x = 42,527,482.19
  5. Step 5: Solve for x
    x = 42,527,482.19/8,778.09
  6. Step 6: Final answer
    x = 4,844.73

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1.5x scale

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.