Home / 2,622.36-3,615.33-2,247.72

Finding the Fourth Proportional to 2,622.36, 3,615.33 and 2,247.72

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Solution

The fourth proportional to 2,622.36, 3,615.33 and 2,247.72 is: 3,098.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,622.36 : 3,615.33 = 2,247.72 : x
  2. Step 2: Convert to fraction form
    2,622.36/3,615.33 = 2,247.72/x
  3. Step 3: Cross multiply
    2,622.36x = 3,615.33 × 2,247.72
  4. Step 4: Simplify right side
    2,622.36x = 8,126,249.55
  5. Step 5: Solve for x
    x = 8,126,249.55/2,622.36
  6. Step 6: Final answer
    x = 3,098.83

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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.