Home / 7,445.89-11,167.77-2,514.88

Finding the Fourth Proportional to 7,445.89, 11,167.77 and 2,514.88

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Solution

The fourth proportional to 7,445.89, 11,167.77 and 2,514.88 is: 3,771.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,445.89 : 11,167.77 = 2,514.88 : x
  2. Step 2: Convert to fraction form
    7,445.89/11,167.77 = 2,514.88/x
  3. Step 3: Cross multiply
    7,445.89x = 11,167.77 × 2,514.88
  4. Step 4: Simplify right side
    7,445.89x = 28,085,601.42
  5. Step 5: Solve for x
    x = 28,085,601.42/7,445.89
  6. Step 6: Final answer
    x = 3,771.96

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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.