Home / 2,563.44-3,536.88-1,515.84

Finding the Fourth Proportional to 2,563.44, 3,536.88 and 1,515.84

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Solution

The fourth proportional to 2,563.44, 3,536.88 and 1,515.84 is: 2,091.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,563.44 : 3,536.88 = 1,515.84 : x
  2. Step 2: Convert to fraction form
    2,563.44/3,536.88 = 1,515.84/x
  3. Step 3: Cross multiply
    2,563.44x = 3,536.88 × 1,515.84
  4. Step 4: Simplify right side
    2,563.44x = 5,361,344.18
  5. Step 5: Solve for x
    x = 5,361,344.18/2,563.44
  6. Step 6: Final answer
    x = 2,091.46

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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.