Home / 8,896.66-13,338.83-6,399.38

Finding the Fourth Proportional to 8,896.66, 13,338.83 and 6,399.38

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Solution

The fourth proportional to 8,896.66, 13,338.83 and 6,399.38 is: 9,594.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,896.66 : 13,338.83 = 6,399.38 : x
  2. Step 2: Convert to fraction form
    8,896.66/13,338.83 = 6,399.38/x
  3. Step 3: Cross multiply
    8,896.66x = 13,338.83 × 6,399.38
  4. Step 4: Simplify right side
    8,896.66x = 85,360,291.27
  5. Step 5: Solve for x
    x = 85,360,291.27/8,896.66
  6. Step 6: Final answer
    x = 9,594.65

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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.