Home / 3,056.58-4,208.49-2,892.42

Finding the Fourth Proportional to 3,056.58, 4,208.49 and 2,892.42

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Solution

The fourth proportional to 3,056.58, 4,208.49 and 2,892.42 is: 3,982.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,056.58 : 4,208.49 = 2,892.42 : x
  2. Step 2: Convert to fraction form
    3,056.58/4,208.49 = 2,892.42/x
  3. Step 3: Cross multiply
    3,056.58x = 4,208.49 × 2,892.42
  4. Step 4: Simplify right side
    3,056.58x = 12,172,720.65
  5. Step 5: Solve for x
    x = 12,172,720.65/3,056.58
  6. Step 6: Final answer
    x = 3,982.46

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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.