Home / 1,149.04-1,723.70-369.08

Finding the Fourth Proportional to 1,149.04, 1,723.70 and 369.08

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Solution

The fourth proportional to 1,149.04, 1,723.70 and 369.08 is: 553.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,149.04 : 1,723.70 = 369.08 : x
  2. Step 2: Convert to fraction form
    1,149.04/1,723.70 = 369.08/x
  3. Step 3: Cross multiply
    1,149.04x = 1,723.70 × 369.08
  4. Step 4: Simplify right side
    1,149.04x = 636,183.20
  5. Step 5: Solve for x
    x = 636,183.20/1,149.04
  6. Step 6: Final answer
    x = 553.66

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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.