Home / 7,475.25-11,207.25-4,514.70

Finding the Fourth Proportional to 7,475.25, 11,207.25 and 4,514.70

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Solution

The fourth proportional to 7,475.25, 11,207.25 and 4,514.70 is: 6,768.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,475.25 : 11,207.25 = 4,514.70 : x
  2. Step 2: Convert to fraction form
    7,475.25/11,207.25 = 4,514.70/x
  3. Step 3: Cross multiply
    7,475.25x = 11,207.25 × 4,514.70
  4. Step 4: Simplify right side
    7,475.25x = 50,597,371.58
  5. Step 5: Solve for x
    x = 50,597,371.58/7,475.25
  6. Step 6: Final answer
    x = 6,768.65

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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.