Home / 3,451.06-5,174.70-2,356.75

Finding the Fourth Proportional to 3,451.06, 5,174.70 and 2,356.75

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Solution

The fourth proportional to 3,451.06, 5,174.70 and 2,356.75 is: 3,533.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,451.06 : 5,174.70 = 2,356.75 : x
  2. Step 2: Convert to fraction form
    3,451.06/5,174.70 = 2,356.75/x
  3. Step 3: Cross multiply
    3,451.06x = 5,174.70 × 2,356.75
  4. Step 4: Simplify right side
    3,451.06x = 12,195,474.23
  5. Step 5: Solve for x
    x = 12,195,474.23/3,451.06
  6. Step 6: Final answer
    x = 3,533.83

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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.