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Finding the Fourth Proportional to 2,935.02, 4,401.16 and 1,702.81

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Solution

The fourth proportional to 2,935.02, 4,401.16 and 1,702.81 is: 2,553.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,935.02 : 4,401.16 = 1,702.81 : x
  2. Step 2: Convert to fraction form
    2,935.02/4,401.16 = 1,702.81/x
  3. Step 3: Cross multiply
    2,935.02x = 4,401.16 × 1,702.81
  4. Step 4: Simplify right side
    2,935.02x = 7,494,324.00
  5. Step 5: Solve for x
    x = 7,494,324.00/2,935.02
  6. Step 6: Final answer
    x = 2,553.41

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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.