Home / 1,341.17-2,011.77-367.28

Finding the Fourth Proportional to 1,341.17, 2,011.77 and 367.28

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Solution

The fourth proportional to 1,341.17, 2,011.77 and 367.28 is: 550.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,341.17 : 2,011.77 = 367.28 : x
  2. Step 2: Convert to fraction form
    1,341.17/2,011.77 = 367.28/x
  3. Step 3: Cross multiply
    1,341.17x = 2,011.77 × 367.28
  4. Step 4: Simplify right side
    1,341.17x = 738,872.83
  5. Step 5: Solve for x
    x = 738,872.83/1,341.17
  6. Step 6: Final answer
    x = 550.92

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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.