Home / 3,771.08-5,682.05-3,127.24

Finding the Fourth Proportional to 3,771.08, 5,682.05 and 3,127.24

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Solution

The fourth proportional to 3,771.08, 5,682.05 and 3,127.24 is: 4,711.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,771.08 : 5,682.05 = 3,127.24 : x
  2. Step 2: Convert to fraction form
    3,771.08/5,682.05 = 3,127.24/x
  3. Step 3: Cross multiply
    3,771.08x = 5,682.05 × 3,127.24
  4. Step 4: Simplify right side
    3,771.08x = 17,769,134.04
  5. Step 5: Solve for x
    x = 17,769,134.04/3,771.08
  6. Step 6: Final answer
    x = 4,711.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.