Home / 7,449.14-11,175.08-2,451.80

Finding the Fourth Proportional to 7,449.14, 11,175.08 and 2,451.80

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Solution

The fourth proportional to 7,449.14, 11,175.08 and 2,451.80 is: 3,678.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,449.14 : 11,175.08 = 2,451.80 : x
  2. Step 2: Convert to fraction form
    7,449.14/11,175.08 = 2,451.80/x
  3. Step 3: Cross multiply
    7,449.14x = 11,175.08 × 2,451.80
  4. Step 4: Simplify right side
    7,449.14x = 27,399,061.14
  5. Step 5: Solve for x
    x = 27,399,061.14/7,449.14
  6. Step 6: Final answer
    x = 3,678.15

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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.