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Finding the Fourth Proportional to 3,883.57, 5,360.35 and 2,392.73

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Solution

The fourth proportional to 3,883.57, 5,360.35 and 2,392.73 is: 3,302.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,883.57 : 5,360.35 = 2,392.73 : x
  2. Step 2: Convert to fraction form
    3,883.57/5,360.35 = 2,392.73/x
  3. Step 3: Cross multiply
    3,883.57x = 5,360.35 × 2,392.73
  4. Step 4: Simplify right side
    3,883.57x = 12,825,862.06
  5. Step 5: Solve for x
    x = 12,825,862.06/3,883.57
  6. Step 6: Final answer
    x = 3,302.60

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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.