Home / 3,660.22-5,502.48-2,838.88

Finding the Fourth Proportional to 3,660.22, 5,502.48 and 2,838.88

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Solution

The fourth proportional to 3,660.22, 5,502.48 and 2,838.88 is: 4,267.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,660.22 : 5,502.48 = 2,838.88 : x
  2. Step 2: Convert to fraction form
    3,660.22/5,502.48 = 2,838.88/x
  3. Step 3: Cross multiply
    3,660.22x = 5,502.48 × 2,838.88
  4. Step 4: Simplify right side
    3,660.22x = 15,620,880.42
  5. Step 5: Solve for x
    x = 15,620,880.42/3,660.22
  6. Step 6: Final answer
    x = 4,267.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.