Home / 8,566.20-11,853.68-7,305.23

Finding the Fourth Proportional to 8,566.20, 11,853.68 and 7,305.23

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Solution

The fourth proportional to 8,566.20, 11,853.68 and 7,305.23 is: 10,108.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,566.20 : 11,853.68 = 7,305.23 : x
  2. Step 2: Convert to fraction form
    8,566.20/11,853.68 = 7,305.23/x
  3. Step 3: Cross multiply
    8,566.20x = 11,853.68 × 7,305.23
  4. Step 4: Simplify right side
    8,566.20x = 86,593,851.85
  5. Step 5: Solve for x
    x = 86,593,851.85/8,566.20
  6. Step 6: Final answer
    x = 10,108.78

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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.