Home / 2,399.15-3,599.27-733.35

Finding the Fourth Proportional to 2,399.15, 3,599.27 and 733.35

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Solution

The fourth proportional to 2,399.15, 3,599.27 and 733.35 is: 1,100.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,399.15 : 3,599.27 = 733.35 : x
  2. Step 2: Convert to fraction form
    2,399.15/3,599.27 = 733.35/x
  3. Step 3: Cross multiply
    2,399.15x = 3,599.27 × 733.35
  4. Step 4: Simplify right side
    2,399.15x = 2,639,537.24
  5. Step 5: Solve for x
    x = 2,639,537.24/2,399.15
  6. Step 6: Final answer
    x = 1,100.20

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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.