Home / 7,544.39-11,314.90-2,279.18

Finding the Fourth Proportional to 7,544.39, 11,314.90 and 2,279.18

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Solution

The fourth proportional to 7,544.39, 11,314.90 and 2,279.18 is: 3,418.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,544.39 : 11,314.90 = 2,279.18 : x
  2. Step 2: Convert to fraction form
    7,544.39/11,314.90 = 2,279.18/x
  3. Step 3: Cross multiply
    7,544.39x = 11,314.90 × 2,279.18
  4. Step 4: Simplify right side
    7,544.39x = 25,788,716.37
  5. Step 5: Solve for x
    x = 25,788,716.37/7,544.39
  6. Step 6: Final answer
    x = 3,418.27

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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.