Home / 4,439.96-6,660.74-2,219.95

Finding the Fourth Proportional to 4,439.96, 6,660.74 and 2,219.95

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Solution

The fourth proportional to 4,439.96, 6,660.74 and 2,219.95 is: 3,330.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,439.96 : 6,660.74 = 2,219.95 : x
  2. Step 2: Convert to fraction form
    4,439.96/6,660.74 = 2,219.95/x
  3. Step 3: Cross multiply
    4,439.96x = 6,660.74 × 2,219.95
  4. Step 4: Simplify right side
    4,439.96x = 14,786,498.66
  5. Step 5: Solve for x
    x = 14,786,498.66/4,439.96
  6. Step 6: Final answer
    x = 3,330.33

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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.