Home / 3,474.87-5,211.39-1,625.04

Finding the Fourth Proportional to 3,474.87, 5,211.39 and 1,625.04

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Solution

The fourth proportional to 3,474.87, 5,211.39 and 1,625.04 is: 2,437.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,474.87 : 5,211.39 = 1,625.04 : x
  2. Step 2: Convert to fraction form
    3,474.87/5,211.39 = 1,625.04/x
  3. Step 3: Cross multiply
    3,474.87x = 5,211.39 × 1,625.04
  4. Step 4: Simplify right side
    3,474.87x = 8,468,717.21
  5. Step 5: Solve for x
    x = 8,468,717.21/3,474.87
  6. Step 6: Final answer
    x = 2,437.13

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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.