Home / 3,603.08-5,402.22-1,294.28

Finding the Fourth Proportional to 3,603.08, 5,402.22 and 1,294.28

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Solution

The fourth proportional to 3,603.08, 5,402.22 and 1,294.28 is: 1,940.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,603.08 : 5,402.22 = 1,294.28 : x
  2. Step 2: Convert to fraction form
    3,603.08/5,402.22 = 1,294.28/x
  3. Step 3: Cross multiply
    3,603.08x = 5,402.22 × 1,294.28
  4. Step 4: Simplify right side
    3,603.08x = 6,991,985.30
  5. Step 5: Solve for x
    x = 6,991,985.30/3,603.08
  6. Step 6: Final answer
    x = 1,940.56

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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.