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Finding the Fourth Proportional to 2,366.85, 3,265.97 and 1,372.00

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Solution

The fourth proportional to 2,366.85, 3,265.97 and 1,372.00 is: 1,893.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,366.85 : 3,265.97 = 1,372.00 : x
  2. Step 2: Convert to fraction form
    2,366.85/3,265.97 = 1,372.00/x
  3. Step 3: Cross multiply
    2,366.85x = 3,265.97 × 1,372.00
  4. Step 4: Simplify right side
    2,366.85x = 4,480,895.82
  5. Step 5: Solve for x
    x = 4,480,895.82/2,366.85
  6. Step 6: Final answer
    x = 1,893.19

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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.