Home / 8,514.30-12,744.09-4,555.68

Finding the Fourth Proportional to 8,514.30, 12,744.09 and 4,555.68

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Solution

The fourth proportional to 8,514.30, 12,744.09 and 4,555.68 is: 6,818.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,514.30 : 12,744.09 = 4,555.68 : x
  2. Step 2: Convert to fraction form
    8,514.30/12,744.09 = 4,555.68/x
  3. Step 3: Cross multiply
    8,514.30x = 12,744.09 × 4,555.68
  4. Step 4: Simplify right side
    8,514.30x = 58,057,995.93
  5. Step 5: Solve for x
    x = 58,057,995.93/8,514.30
  6. Step 6: Final answer
    x = 6,818.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.