Home / 11,773.20-16,247.57-6,468.51

Finding the Fourth Proportional to 11,773.20, 16,247.57 and 6,468.51

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Solution

The fourth proportional to 11,773.20, 16,247.57 and 6,468.51 is: 8,926.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,773.20 : 16,247.57 = 6,468.51 : x
  2. Step 2: Convert to fraction form
    11,773.20/16,247.57 = 6,468.51/x
  3. Step 3: Cross multiply
    11,773.20x = 16,247.57 × 6,468.51
  4. Step 4: Simplify right side
    11,773.20x = 105,097,536.68
  5. Step 5: Solve for x
    x = 105,097,536.68/11,773.20
  6. Step 6: Final answer
    x = 8,926.85

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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.