Home / 10,963.09-16,456.92-4,393.86

Finding the Fourth Proportional to 10,963.09, 16,456.92 and 4,393.86

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Solution

The fourth proportional to 10,963.09, 16,456.92 and 4,393.86 is: 6,595.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,963.09 : 16,456.92 = 4,393.86 : x
  2. Step 2: Convert to fraction form
    10,963.09/16,456.92 = 4,393.86/x
  3. Step 3: Cross multiply
    10,963.09x = 16,456.92 × 4,393.86
  4. Step 4: Simplify right side
    10,963.09x = 72,309,402.51
  5. Step 5: Solve for x
    x = 72,309,402.51/10,963.09
  6. Step 6: Final answer
    x = 6,595.71

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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.