Home / 3,515.68-5,263.91-2,529.48

Finding the Fourth Proportional to 3,515.68, 5,263.91 and 2,529.48

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Solution

The fourth proportional to 3,515.68, 5,263.91 and 2,529.48 is: 3,787.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.68 : 5,263.91 = 2,529.48 : x
  2. Step 2: Convert to fraction form
    3,515.68/5,263.91 = 2,529.48/x
  3. Step 3: Cross multiply
    3,515.68x = 5,263.91 × 2,529.48
  4. Step 4: Simplify right side
    3,515.68x = 13,314,949.15
  5. Step 5: Solve for x
    x = 13,314,949.15/3,515.68
  6. Step 6: Final answer
    x = 3,787.31

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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.