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Finding the Fourth Proportional to 3,244.76, 4,866.24 and 1,395.47

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Solution

The fourth proportional to 3,244.76, 4,866.24 and 1,395.47 is: 2,092.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,244.76 : 4,866.24 = 1,395.47 : x
  2. Step 2: Convert to fraction form
    3,244.76/4,866.24 = 1,395.47/x
  3. Step 3: Cross multiply
    3,244.76x = 4,866.24 × 1,395.47
  4. Step 4: Simplify right side
    3,244.76x = 6,790,667.60
  5. Step 5: Solve for x
    x = 6,790,667.60/3,244.76
  6. Step 6: Final answer
    x = 2,092.81

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1.5x scale

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.