Home / 3,823.11-5,276.30-2,144.67

Finding the Fourth Proportional to 3,823.11, 5,276.30 and 2,144.67

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Solution

The fourth proportional to 3,823.11, 5,276.30 and 2,144.67 is: 2,959.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.11 : 5,276.30 = 2,144.67 : x
  2. Step 2: Convert to fraction form
    3,823.11/5,276.30 = 2,144.67/x
  3. Step 3: Cross multiply
    3,823.11x = 5,276.30 × 2,144.67
  4. Step 4: Simplify right side
    3,823.11x = 11,315,922.32
  5. Step 5: Solve for x
    x = 11,315,922.32/3,823.11
  6. Step 6: Final answer
    x = 2,959.87

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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.