Home / 11,305.38-15,601.42-6,337.38

Finding the Fourth Proportional to 11,305.38, 15,601.42 and 6,337.38

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Solution

The fourth proportional to 11,305.38, 15,601.42 and 6,337.38 is: 8,745.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,305.38 : 15,601.42 = 6,337.38 : x
  2. Step 2: Convert to fraction form
    11,305.38/15,601.42 = 6,337.38/x
  3. Step 3: Cross multiply
    11,305.38x = 15,601.42 × 6,337.38
  4. Step 4: Simplify right side
    11,305.38x = 98,872,033.23
  5. Step 5: Solve for x
    x = 98,872,033.23/11,305.38
  6. Step 6: Final answer
    x = 8,745.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.