Home / 4,102.24-5,660.88-2,238.88

Finding the Fourth Proportional to 4,102.24, 5,660.88 and 2,238.88

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Solution

The fourth proportional to 4,102.24, 5,660.88 and 2,238.88 is: 3,089.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,102.24 : 5,660.88 = 2,238.88 : x
  2. Step 2: Convert to fraction form
    4,102.24/5,660.88 = 2,238.88/x
  3. Step 3: Cross multiply
    4,102.24x = 5,660.88 × 2,238.88
  4. Step 4: Simplify right side
    4,102.24x = 12,674,031.01
  5. Step 5: Solve for x
    x = 12,674,031.01/4,102.24
  6. Step 6: Final answer
    x = 3,089.54

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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.