Home / 8,535.91-12,803.85-3,338.14

Finding the Fourth Proportional to 8,535.91, 12,803.85 and 3,338.14

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Solution

The fourth proportional to 8,535.91, 12,803.85 and 3,338.14 is: 5,007.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,535.91 : 12,803.85 = 3,338.14 : x
  2. Step 2: Convert to fraction form
    8,535.91/12,803.85 = 3,338.14/x
  3. Step 3: Cross multiply
    8,535.91x = 12,803.85 × 3,338.14
  4. Step 4: Simplify right side
    8,535.91x = 42,741,043.84
  5. Step 5: Solve for x
    x = 42,741,043.84/8,535.91
  6. Step 6: Final answer
    x = 5,007.20

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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.