Home / 3,433.49-5,150.60-1,125.17

Finding the Fourth Proportional to 3,433.49, 5,150.60 and 1,125.17

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Solution

The fourth proportional to 3,433.49, 5,150.60 and 1,125.17 is: 1,687.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,433.49 : 5,150.60 = 1,125.17 : x
  2. Step 2: Convert to fraction form
    3,433.49/5,150.60 = 1,125.17/x
  3. Step 3: Cross multiply
    3,433.49x = 5,150.60 × 1,125.17
  4. Step 4: Simplify right side
    3,433.49x = 5,795,294.98
  5. Step 5: Solve for x
    x = 5,795,294.98/3,433.49
  6. Step 6: Final answer
    x = 1,687.87

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1.5x scale

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.