Home / 1,184.49-1,778.36-1,022.09

Finding the Fourth Proportional to 1,184.49, 1,778.36 and 1,022.09

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Solution

The fourth proportional to 1,184.49, 1,778.36 and 1,022.09 is: 1,534.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,184.49 : 1,778.36 = 1,022.09 : x
  2. Step 2: Convert to fraction form
    1,184.49/1,778.36 = 1,022.09/x
  3. Step 3: Cross multiply
    1,184.49x = 1,778.36 × 1,022.09
  4. Step 4: Simplify right side
    1,184.49x = 1,817,629.97
  5. Step 5: Solve for x
    x = 1,817,629.97/1,184.49
  6. Step 6: Final answer
    x = 1,534.53

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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.