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Finding the Fourth Proportional to 1,483.64, 2,049.52 and 1,350.64

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Solution

The fourth proportional to 1,483.64, 2,049.52 and 1,350.64 is: 1,865.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483.64 : 2,049.52 = 1,350.64 : x
  2. Step 2: Convert to fraction form
    1,483.64/2,049.52 = 1,350.64/x
  3. Step 3: Cross multiply
    1,483.64x = 2,049.52 × 1,350.64
  4. Step 4: Simplify right side
    1,483.64x = 2,768,163.69
  5. Step 5: Solve for x
    x = 2,768,163.69/1,483.64
  6. Step 6: Final answer
    x = 1,865.79

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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.