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Finding the Fourth Proportional to 2,362.03, 3,543.43 and 801.87

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Solution

The fourth proportional to 2,362.03, 3,543.43 and 801.87 is: 1,202.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,362.03 : 3,543.43 = 801.87 : x
  2. Step 2: Convert to fraction form
    2,362.03/3,543.43 = 801.87/x
  3. Step 3: Cross multiply
    2,362.03x = 3,543.43 × 801.87
  4. Step 4: Simplify right side
    2,362.03x = 2,841,383.60
  5. Step 5: Solve for x
    x = 2,841,383.60/2,362.03
  6. Step 6: Final answer
    x = 1,202.94

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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.