Home / 3,167.04-4,372.25-1,908.41

Finding the Fourth Proportional to 3,167.04, 4,372.25 and 1,908.41

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Solution

The fourth proportional to 3,167.04, 4,372.25 and 1,908.41 is: 2,634.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167.04 : 4,372.25 = 1,908.41 : x
  2. Step 2: Convert to fraction form
    3,167.04/4,372.25 = 1,908.41/x
  3. Step 3: Cross multiply
    3,167.04x = 4,372.25 × 1,908.41
  4. Step 4: Simplify right side
    3,167.04x = 8,344,014.22
  5. Step 5: Solve for x
    x = 8,344,014.22/3,167.04
  6. Step 6: Final answer
    x = 2,634.64

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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.