Home / 3,167.64-4,753.15-2,056.79

Finding the Fourth Proportional to 3,167.64, 4,753.15 and 2,056.79

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Solution

The fourth proportional to 3,167.64, 4,753.15 and 2,056.79 is: 3,086.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167.64 : 4,753.15 = 2,056.79 : x
  2. Step 2: Convert to fraction form
    3,167.64/4,753.15 = 2,056.79/x
  3. Step 3: Cross multiply
    3,167.64x = 4,753.15 × 2,056.79
  4. Step 4: Simplify right side
    3,167.64x = 9,776,226.25
  5. Step 5: Solve for x
    x = 9,776,226.25/3,167.64
  6. Step 6: Final answer
    x = 3,086.28

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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.