Home / 11,652.30-16,079.85-6,346.80

Finding the Fourth Proportional to 11,652.30, 16,079.85 and 6,346.80

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Solution

The fourth proportional to 11,652.30, 16,079.85 and 6,346.80 is: 8,758.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,652.30 : 16,079.85 = 6,346.80 : x
  2. Step 2: Convert to fraction form
    11,652.30/16,079.85 = 6,346.80/x
  3. Step 3: Cross multiply
    11,652.30x = 16,079.85 × 6,346.80
  4. Step 4: Simplify right side
    11,652.30x = 102,055,591.98
  5. Step 5: Solve for x
    x = 102,055,591.98/11,652.30
  6. Step 6: Final answer
    x = 8,758.41

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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.