Home / 3,436.80-4,704.78-3,325.02

Finding the Fourth Proportional to 3,436.80, 4,704.78 and 3,325.02

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Solution

The fourth proportional to 3,436.80, 4,704.78 and 3,325.02 is: 4,551.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,436.80 : 4,704.78 = 3,325.02 : x
  2. Step 2: Convert to fraction form
    3,436.80/4,704.78 = 3,325.02/x
  3. Step 3: Cross multiply
    3,436.80x = 4,704.78 × 3,325.02
  4. Step 4: Simplify right side
    3,436.80x = 15,643,487.60
  5. Step 5: Solve for x
    x = 15,643,487.60/3,436.80
  6. Step 6: Final answer
    x = 4,551.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.