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Finding the Fourth Proportional to 2,399.95, 3,598.50 and 937.39

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Solution

The fourth proportional to 2,399.95, 3,598.50 and 937.39 is: 1,405.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,399.95 : 3,598.50 = 937.39 : x
  2. Step 2: Convert to fraction form
    2,399.95/3,598.50 = 937.39/x
  3. Step 3: Cross multiply
    2,399.95x = 3,598.50 × 937.39
  4. Step 4: Simplify right side
    2,399.95x = 3,373,197.92
  5. Step 5: Solve for x
    x = 3,373,197.92/2,399.95
  6. Step 6: Final answer
    x = 1,405.53

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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.