Home / 3,521.42-4,865.97-3,350.60

Finding the Fourth Proportional to 3,521.42, 4,865.97 and 3,350.60

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Solution

The fourth proportional to 3,521.42, 4,865.97 and 3,350.60 is: 4,629.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,521.42 : 4,865.97 = 3,350.60 : x
  2. Step 2: Convert to fraction form
    3,521.42/4,865.97 = 3,350.60/x
  3. Step 3: Cross multiply
    3,521.42x = 4,865.97 × 3,350.60
  4. Step 4: Simplify right side
    3,521.42x = 16,303,919.08
  5. Step 5: Solve for x
    x = 16,303,919.08/3,521.42
  6. Step 6: Final answer
    x = 4,629.93

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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.