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Finding the Fourth Proportional to 2,247.70, 3,372.99 and 1,599.70

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Solution

The fourth proportional to 2,247.70, 3,372.99 and 1,599.70 is: 2,400.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,247.70 : 3,372.99 = 1,599.70 : x
  2. Step 2: Convert to fraction form
    2,247.70/3,372.99 = 1,599.70/x
  3. Step 3: Cross multiply
    2,247.70x = 3,372.99 × 1,599.70
  4. Step 4: Simplify right side
    2,247.70x = 5,395,772.10
  5. Step 5: Solve for x
    x = 5,395,772.10/2,247.70
  6. Step 6: Final answer
    x = 2,400.57

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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.