Home / 2,667.26-3,680.97-1,488.44

Finding the Fourth Proportional to 2,667.26, 3,680.97 and 1,488.44

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Solution

The fourth proportional to 2,667.26, 3,680.97 and 1,488.44 is: 2,054.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,667.26 : 3,680.97 = 1,488.44 : x
  2. Step 2: Convert to fraction form
    2,667.26/3,680.97 = 1,488.44/x
  3. Step 3: Cross multiply
    2,667.26x = 3,680.97 × 1,488.44
  4. Step 4: Simplify right side
    2,667.26x = 5,478,902.99
  5. Step 5: Solve for x
    x = 5,478,902.99/2,667.26
  6. Step 6: Final answer
    x = 2,054.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.