Home / 4,177.94-5,766.12-2,605.22

Finding the Fourth Proportional to 4,177.94, 5,766.12 and 2,605.22

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Solution

The fourth proportional to 4,177.94, 5,766.12 and 2,605.22 is: 3,595.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,177.94 : 5,766.12 = 2,605.22 : x
  2. Step 2: Convert to fraction form
    4,177.94/5,766.12 = 2,605.22/x
  3. Step 3: Cross multiply
    4,177.94x = 5,766.12 × 2,605.22
  4. Step 4: Simplify right side
    4,177.94x = 15,022,011.15
  5. Step 5: Solve for x
    x = 15,022,011.15/4,177.94
  6. Step 6: Final answer
    x = 3,595.55

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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.