Home / 7,767.35-11,651.14-1,923.96

Finding the Fourth Proportional to 7,767.35, 11,651.14 and 1,923.96

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Solution

The fourth proportional to 7,767.35, 11,651.14 and 1,923.96 is: 2,885.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,767.35 : 11,651.14 = 1,923.96 : x
  2. Step 2: Convert to fraction form
    7,767.35/11,651.14 = 1,923.96/x
  3. Step 3: Cross multiply
    7,767.35x = 11,651.14 × 1,923.96
  4. Step 4: Simplify right side
    7,767.35x = 22,416,340.64
  5. Step 5: Solve for x
    x = 22,416,340.64/7,767.35
  6. Step 6: Final answer
    x = 2,885.97

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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.