Home / 11,641.38-16,064.91-6,336.06

Finding the Fourth Proportional to 11,641.38, 16,064.91 and 6,336.06

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Solution

The fourth proportional to 11,641.38, 16,064.91 and 6,336.06 is: 8,743.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,641.38 : 16,064.91 = 6,336.06 : x
  2. Step 2: Convert to fraction form
    11,641.38/16,064.91 = 6,336.06/x
  3. Step 3: Cross multiply
    11,641.38x = 16,064.91 × 6,336.06
  4. Step 4: Simplify right side
    11,641.38x = 101,788,233.65
  5. Step 5: Solve for x
    x = 101,788,233.65/11,641.38
  6. Step 6: Final answer
    x = 8,743.66

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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.