Home / 4,428.90-6,112.26-2,439.84

Finding the Fourth Proportional to 4,428.90, 6,112.26 and 2,439.84

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Solution

The fourth proportional to 4,428.90, 6,112.26 and 2,439.84 is: 3,367.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,428.90 : 6,112.26 = 2,439.84 : x
  2. Step 2: Convert to fraction form
    4,428.90/6,112.26 = 2,439.84/x
  3. Step 3: Cross multiply
    4,428.90x = 6,112.26 × 2,439.84
  4. Step 4: Simplify right side
    4,428.90x = 14,912,936.44
  5. Step 5: Solve for x
    x = 14,912,936.44/4,428.90
  6. Step 6: Final answer
    x = 3,367.19

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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.