Home / 11,514.24-15,885.66-6,477.66

Finding the Fourth Proportional to 11,514.24, 15,885.66 and 6,477.66

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Solution

The fourth proportional to 11,514.24, 15,885.66 and 6,477.66 is: 8,936.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,514.24 : 15,885.66 = 6,477.66 : x
  2. Step 2: Convert to fraction form
    11,514.24/15,885.66 = 6,477.66/x
  3. Step 3: Cross multiply
    11,514.24x = 15,885.66 × 6,477.66
  4. Step 4: Simplify right side
    11,514.24x = 102,901,824.93
  5. Step 5: Solve for x
    x = 102,901,824.93/11,514.24
  6. Step 6: Final answer
    x = 8,936.92

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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.