Home / 3,774.08-5,662.56-1,433.92

Finding the Fourth Proportional to 3,774.08, 5,662.56 and 1,433.92

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Solution

The fourth proportional to 3,774.08, 5,662.56 and 1,433.92 is: 2,151.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,774.08 : 5,662.56 = 1,433.92 : x
  2. Step 2: Convert to fraction form
    3,774.08/5,662.56 = 1,433.92/x
  3. Step 3: Cross multiply
    3,774.08x = 5,662.56 × 1,433.92
  4. Step 4: Simplify right side
    3,774.08x = 8,119,658.04
  5. Step 5: Solve for x
    x = 8,119,658.04/3,774.08
  6. Step 6: Final answer
    x = 2,151.43

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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.