Home / 5,194.08-7,787.70-2,419.26

Finding the Fourth Proportional to 5,194.08, 7,787.70 and 2,419.26

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Solution

The fourth proportional to 5,194.08, 7,787.70 and 2,419.26 is: 3,627.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,194.08 : 7,787.70 = 2,419.26 : x
  2. Step 2: Convert to fraction form
    5,194.08/7,787.70 = 2,419.26/x
  3. Step 3: Cross multiply
    5,194.08x = 7,787.70 × 2,419.26
  4. Step 4: Simplify right side
    5,194.08x = 18,840,471.10
  5. Step 5: Solve for x
    x = 18,840,471.10/5,194.08
  6. Step 6: Final answer
    x = 3,627.30

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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.