Home / 4,200.62-5,799.82-2,787.26

Finding the Fourth Proportional to 4,200.62, 5,799.82 and 2,787.26

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Solution

The fourth proportional to 4,200.62, 5,799.82 and 2,787.26 is: 3,848.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200.62 : 5,799.82 = 2,787.26 : x
  2. Step 2: Convert to fraction form
    4,200.62/5,799.82 = 2,787.26/x
  3. Step 3: Cross multiply
    4,200.62x = 5,799.82 × 2,787.26
  4. Step 4: Simplify right side
    4,200.62x = 16,165,606.29
  5. Step 5: Solve for x
    x = 16,165,606.29/4,200.62
  6. Step 6: Final answer
    x = 3,848.39

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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.