Home / 1,774.19-2,662.65-1,157.73

Finding the Fourth Proportional to 1,774.19, 2,662.65 and 1,157.73

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Solution

The fourth proportional to 1,774.19, 2,662.65 and 1,157.73 is: 1,737.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774.19 : 2,662.65 = 1,157.73 : x
  2. Step 2: Convert to fraction form
    1,774.19/2,662.65 = 1,157.73/x
  3. Step 3: Cross multiply
    1,774.19x = 2,662.65 × 1,157.73
  4. Step 4: Simplify right side
    1,774.19x = 3,082,629.78
  5. Step 5: Solve for x
    x = 3,082,629.78/1,774.19
  6. Step 6: Final answer
    x = 1,737.49

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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.