Home / 1,521.44-2,282.16-367.19

Finding the Fourth Proportional to 1,521.44, 2,282.16 and 367.19

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Solution

The fourth proportional to 1,521.44, 2,282.16 and 367.19 is: 550.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521.44 : 2,282.16 = 367.19 : x
  2. Step 2: Convert to fraction form
    1,521.44/2,282.16 = 367.19/x
  3. Step 3: Cross multiply
    1,521.44x = 2,282.16 × 367.19
  4. Step 4: Simplify right side
    1,521.44x = 837,986.33
  5. Step 5: Solve for x
    x = 837,986.33/1,521.44
  6. Step 6: Final answer
    x = 550.79

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Double scale
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Similar ratio
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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.