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Finding the Fourth Proportional to 3,773.12, 5,659.68 and 1,464

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Solution

The fourth proportional to 3,773.12, 5,659.68 and 1,464 is: 2,196

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,773.12 : 5,659.68 = 1,464 : x
  2. Step 2: Convert to fraction form
    3,773.12/5,659.68 = 1,464/x
  3. Step 3: Cross multiply
    3,773.12x = 5,659.68 × 1,464
  4. Step 4: Simplify right side
    3,773.12x = 8,285,771.52
  5. Step 5: Solve for x
    x = 8,285,771.52/3,773.12
  6. Step 6: Final answer
    x = 2,196

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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.