Home / 3,756.82-5,184.34-2,339.80

Finding the Fourth Proportional to 3,756.82, 5,184.34 and 2,339.80

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Solution

The fourth proportional to 3,756.82, 5,184.34 and 2,339.80 is: 3,228.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,756.82 : 5,184.34 = 2,339.80 : x
  2. Step 2: Convert to fraction form
    3,756.82/5,184.34 = 2,339.80/x
  3. Step 3: Cross multiply
    3,756.82x = 5,184.34 × 2,339.80
  4. Step 4: Simplify right side
    3,756.82x = 12,130,318.73
  5. Step 5: Solve for x
    x = 12,130,318.73/3,756.82
  6. Step 6: Final answer
    x = 3,228.88

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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.