Home / 4,406.25-6,611.55-1,940.76

Finding the Fourth Proportional to 4,406.25, 6,611.55 and 1,940.76

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Solution

The fourth proportional to 4,406.25, 6,611.55 and 1,940.76 is: 2,912.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,406.25 : 6,611.55 = 1,940.76 : x
  2. Step 2: Convert to fraction form
    4,406.25/6,611.55 = 1,940.76/x
  3. Step 3: Cross multiply
    4,406.25x = 6,611.55 × 1,940.76
  4. Step 4: Simplify right side
    4,406.25x = 12,831,431.78
  5. Step 5: Solve for x
    x = 12,831,431.78/4,406.25
  6. Step 6: Final answer
    x = 2,912.10

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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.