Home / 7,514.57-11,271.18-1,967.96

Finding the Fourth Proportional to 7,514.57, 11,271.18 and 1,967.96

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Solution

The fourth proportional to 7,514.57, 11,271.18 and 1,967.96 is: 2,951.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,514.57 : 11,271.18 = 1,967.96 : x
  2. Step 2: Convert to fraction form
    7,514.57/11,271.18 = 1,967.96/x
  3. Step 3: Cross multiply
    7,514.57x = 11,271.18 × 1,967.96
  4. Step 4: Simplify right side
    7,514.57x = 22,181,231.39
  5. Step 5: Solve for x
    x = 22,181,231.39/7,514.57
  6. Step 6: Final answer
    x = 2,951.76

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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.