Home / 4,414.40-6,621.60-4,025.60

Finding the Fourth Proportional to 4,414.40, 6,621.60 and 4,025.60

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Solution

The fourth proportional to 4,414.40, 6,621.60 and 4,025.60 is: 6,038.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,414.40 : 6,621.60 = 4,025.60 : x
  2. Step 2: Convert to fraction form
    4,414.40/6,621.60 = 4,025.60/x
  3. Step 3: Cross multiply
    4,414.40x = 6,621.60 × 4,025.60
  4. Step 4: Simplify right side
    4,414.40x = 26,655,912.96
  5. Step 5: Solve for x
    x = 26,655,912.96/4,414.40
  6. Step 6: Final answer
    x = 6,038.40

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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.