Home / 11,641.06-16,064.78-6,335.92

Finding the Fourth Proportional to 11,641.06, 16,064.78 and 6,335.92

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Solution

The fourth proportional to 11,641.06, 16,064.78 and 6,335.92 is: 8,743.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,641.06 : 16,064.78 = 6,335.92 : x
  2. Step 2: Convert to fraction form
    11,641.06/16,064.78 = 6,335.92/x
  3. Step 3: Cross multiply
    11,641.06x = 16,064.78 × 6,335.92
  4. Step 4: Simplify right side
    11,641.06x = 101,785,160.90
  5. Step 5: Solve for x
    x = 101,785,160.90/11,641.06
  6. Step 6: Final answer
    x = 8,743.63

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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.