Home / 4,196.07-5,787.86-2,621.43

Finding the Fourth Proportional to 4,196.07, 5,787.86 and 2,621.43

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Solution

The fourth proportional to 4,196.07, 5,787.86 and 2,621.43 is: 3,615.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,196.07 : 5,787.86 = 2,621.43 : x
  2. Step 2: Convert to fraction form
    4,196.07/5,787.86 = 2,621.43/x
  3. Step 3: Cross multiply
    4,196.07x = 5,787.86 × 2,621.43
  4. Step 4: Simplify right side
    4,196.07x = 15,172,456.73
  5. Step 5: Solve for x
    x = 15,172,456.73/4,196.07
  6. Step 6: Final answer
    x = 3,615.87

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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.