Home / 4,282.34-5,910.62-2,787.65

Finding the Fourth Proportional to 4,282.34, 5,910.62 and 2,787.65

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Solution

The fourth proportional to 4,282.34, 5,910.62 and 2,787.65 is: 3,847.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,282.34 : 5,910.62 = 2,787.65 : x
  2. Step 2: Convert to fraction form
    4,282.34/5,910.62 = 2,787.65/x
  3. Step 3: Cross multiply
    4,282.34x = 5,910.62 × 2,787.65
  4. Step 4: Simplify right side
    4,282.34x = 16,476,740.68
  5. Step 5: Solve for x
    x = 16,476,740.68/4,282.34
  6. Step 6: Final answer
    x = 3,847.60

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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.