Home / 2,441.25-3,369.06-1,393.65

Finding the Fourth Proportional to 2,441.25, 3,369.06 and 1,393.65

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Solution

The fourth proportional to 2,441.25, 3,369.06 and 1,393.65 is: 1,923.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,441.25 : 3,369.06 = 1,393.65 : x
  2. Step 2: Convert to fraction form
    2,441.25/3,369.06 = 1,393.65/x
  3. Step 3: Cross multiply
    2,441.25x = 3,369.06 × 1,393.65
  4. Step 4: Simplify right side
    2,441.25x = 4,695,290.47
  5. Step 5: Solve for x
    x = 4,695,290.47/2,441.25
  6. Step 6: Final answer
    x = 1,923.31

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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.