Home / 1,745.54-2,407.15-1,179.62

Finding the Fourth Proportional to 1,745.54, 2,407.15 and 1,179.62

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Solution

The fourth proportional to 1,745.54, 2,407.15 and 1,179.62 is: 1,626.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,745.54 : 2,407.15 = 1,179.62 : x
  2. Step 2: Convert to fraction form
    1,745.54/2,407.15 = 1,179.62/x
  3. Step 3: Cross multiply
    1,745.54x = 2,407.15 × 1,179.62
  4. Step 4: Simplify right side
    1,745.54x = 2,839,522.28
  5. Step 5: Solve for x
    x = 2,839,522.28/1,745.54
  6. Step 6: Final answer
    x = 1,626.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.