Home / 7,675.46-11,512.28-4,514.79

Finding the Fourth Proportional to 7,675.46, 11,512.28 and 4,514.79

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Solution

The fourth proportional to 7,675.46, 11,512.28 and 4,514.79 is: 6,771.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,675.46 : 11,512.28 = 4,514.79 : x
  2. Step 2: Convert to fraction form
    7,675.46/11,512.28 = 4,514.79/x
  3. Step 3: Cross multiply
    7,675.46x = 11,512.28 × 4,514.79
  4. Step 4: Simplify right side
    7,675.46x = 51,975,490.93
  5. Step 5: Solve for x
    x = 51,975,490.93/7,675.46
  6. Step 6: Final answer
    x = 6,771.65

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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.