Home / 8,514.19-12,762.28-3,245.80

Finding the Fourth Proportional to 8,514.19, 12,762.28 and 3,245.80

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Solution

The fourth proportional to 8,514.19, 12,762.28 and 3,245.80 is: 4,865.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,514.19 : 12,762.28 = 3,245.80 : x
  2. Step 2: Convert to fraction form
    8,514.19/12,762.28 = 3,245.80/x
  3. Step 3: Cross multiply
    8,514.19x = 12,762.28 × 3,245.80
  4. Step 4: Simplify right side
    8,514.19x = 41,423,777.74
  5. Step 5: Solve for x
    x = 41,423,777.74/8,514.19
  6. Step 6: Final answer
    x = 4,865.26

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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.