Home / 8,437.45-12,656.18-2,514.43

Finding the Fourth Proportional to 8,437.45, 12,656.18 and 2,514.43

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Solution

The fourth proportional to 8,437.45, 12,656.18 and 2,514.43 is: 3,771.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,437.45 : 12,656.18 = 2,514.43 : x
  2. Step 2: Convert to fraction form
    8,437.45/12,656.18 = 2,514.43/x
  3. Step 3: Cross multiply
    8,437.45x = 12,656.18 × 2,514.43
  4. Step 4: Simplify right side
    8,437.45x = 31,823,078.68
  5. Step 5: Solve for x
    x = 31,823,078.68/8,437.45
  6. Step 6: Final answer
    x = 3,771.65

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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.