Home / 7,514.52-11,248.70-6,770.94

Finding the Fourth Proportional to 7,514.52, 11,248.70 and 6,770.94

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Solution

The fourth proportional to 7,514.52, 11,248.70 and 6,770.94 is: 10,135.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,514.52 : 11,248.70 = 6,770.94 : x
  2. Step 2: Convert to fraction form
    7,514.52/11,248.70 = 6,770.94/x
  3. Step 3: Cross multiply
    7,514.52x = 11,248.70 × 6,770.94
  4. Step 4: Simplify right side
    7,514.52x = 76,164,238.92
  5. Step 5: Solve for x
    x = 76,164,238.92/7,514.52
  6. Step 6: Final answer
    x = 10,135.61

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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.