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Finding the Fourth Proportional to 1,600.15, 2,208.26 and 937.03

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Solution

The fourth proportional to 1,600.15, 2,208.26 and 937.03 is: 1,293.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,600.15 : 2,208.26 = 937.03 : x
  2. Step 2: Convert to fraction form
    1,600.15/2,208.26 = 937.03/x
  3. Step 3: Cross multiply
    1,600.15x = 2,208.26 × 937.03
  4. Step 4: Simplify right side
    1,600.15x = 2,069,205.87
  5. Step 5: Solve for x
    x = 2,069,205.87/1,600.15
  6. Step 6: Final answer
    x = 1,293.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.