Home / 2,615.01-3,922.36-2,203.43

Finding the Fourth Proportional to 2,615.01, 3,922.36 and 2,203.43

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Solution

The fourth proportional to 2,615.01, 3,922.36 and 2,203.43 is: 3,305.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,615.01 : 3,922.36 = 2,203.43 : x
  2. Step 2: Convert to fraction form
    2,615.01/3,922.36 = 2,203.43/x
  3. Step 3: Cross multiply
    2,615.01x = 3,922.36 × 2,203.43
  4. Step 4: Simplify right side
    2,615.01x = 8,642,620.57
  5. Step 5: Solve for x
    x = 8,642,620.57/2,615.01
  6. Step 6: Final answer
    x = 3,305.01

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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.