Home / 8,514.27-11,751.09-4,976.79

Finding the Fourth Proportional to 8,514.27, 11,751.09 and 4,976.79

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Solution

The fourth proportional to 8,514.27, 11,751.09 and 4,976.79 is: 6,868.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,514.27 : 11,751.09 = 4,976.79 : x
  2. Step 2: Convert to fraction form
    8,514.27/11,751.09 = 4,976.79/x
  3. Step 3: Cross multiply
    8,514.27x = 11,751.09 × 4,976.79
  4. Step 4: Simplify right side
    8,514.27x = 58,482,707.20
  5. Step 5: Solve for x
    x = 58,482,707.20/8,514.27
  6. Step 6: Final answer
    x = 6,868.79

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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.