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Finding the Fourth Proportional to 3,863.33, 5,332.32 and 2,270.33

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Solution

The fourth proportional to 3,863.33, 5,332.32 and 2,270.33 is: 3,133.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863.33 : 5,332.32 = 2,270.33 : x
  2. Step 2: Convert to fraction form
    3,863.33/5,332.32 = 2,270.33/x
  3. Step 3: Cross multiply
    3,863.33x = 5,332.32 × 2,270.33
  4. Step 4: Simplify right side
    3,863.33x = 12,106,099.40
  5. Step 5: Solve for x
    x = 12,106,099.40/3,863.33
  6. Step 6: Final answer
    x = 3,133.60

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1.5x scale

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.