Home / 1,341.52-2,012.21-367.55

Finding the Fourth Proportional to 1,341.52, 2,012.21 and 367.55

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Solution

The fourth proportional to 1,341.52, 2,012.21 and 367.55 is: 551.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341.52 : 2,012.21 = 367.55 : x
  2. Step 2: Convert to fraction form
    1,341.52/2,012.21 = 367.55/x
  3. Step 3: Cross multiply
    1,341.52x = 2,012.21 × 367.55
  4. Step 4: Simplify right side
    1,341.52x = 739,587.79
  5. Step 5: Solve for x
    x = 739,587.79/1,341.52
  6. Step 6: Final answer
    x = 551.31

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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.