Home / 2,269.80-3,399.84-1,401.48

Finding the Fourth Proportional to 2,269.80, 3,399.84 and 1,401.48

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Solution

The fourth proportional to 2,269.80, 3,399.84 and 1,401.48 is: 2,099.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,269.80 : 3,399.84 = 1,401.48 : x
  2. Step 2: Convert to fraction form
    2,269.80/3,399.84 = 1,401.48/x
  3. Step 3: Cross multiply
    2,269.80x = 3,399.84 × 1,401.48
  4. Step 4: Simplify right side
    2,269.80x = 4,764,807.76
  5. Step 5: Solve for x
    x = 4,764,807.76/2,269.80
  6. Step 6: Final answer
    x = 2,099.22

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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.