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Finding the Fourth Proportional to 5,963.70, 8,945.55 and 2,068.11

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Solution

The fourth proportional to 5,963.70, 8,945.55 and 2,068.11 is: 3,102.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,963.70 : 8,945.55 = 2,068.11 : x
  2. Step 2: Convert to fraction form
    5,963.70/8,945.55 = 2,068.11/x
  3. Step 3: Cross multiply
    5,963.70x = 8,945.55 × 2,068.11
  4. Step 4: Simplify right side
    5,963.70x = 18,500,381.41
  5. Step 5: Solve for x
    x = 18,500,381.41/5,963.70
  6. Step 6: Final answer
    x = 3,102.17

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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.