Home / 1,025.33-1,538.15-367.16

Finding the Fourth Proportional to 1,025.33, 1,538.15 and 367.16

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Solution

The fourth proportional to 1,025.33, 1,538.15 and 367.16 is: 550.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025.33 : 1,538.15 = 367.16 : x
  2. Step 2: Convert to fraction form
    1,025.33/1,538.15 = 367.16/x
  3. Step 3: Cross multiply
    1,025.33x = 1,538.15 × 367.16
  4. Step 4: Simplify right side
    1,025.33x = 564,747.15
  5. Step 5: Solve for x
    x = 564,747.15/1,025.33
  6. Step 6: Final answer
    x = 550.80

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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.