Home / 3,450.44-5,171.02-1,257.08

Finding the Fourth Proportional to 3,450.44, 5,171.02 and 1,257.08

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Solution

The fourth proportional to 3,450.44, 5,171.02 and 1,257.08 is: 1,883.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450.44 : 5,171.02 = 1,257.08 : x
  2. Step 2: Convert to fraction form
    3,450.44/5,171.02 = 1,257.08/x
  3. Step 3: Cross multiply
    3,450.44x = 5,171.02 × 1,257.08
  4. Step 4: Simplify right side
    3,450.44x = 6,500,385.82
  5. Step 5: Solve for x
    x = 6,500,385.82/3,450.44
  6. Step 6: Final answer
    x = 1,883.93

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1.5x scale

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.