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Finding the Fourth Proportional to 4,902.00, 7,353.91 and 1,982.35

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Solution

The fourth proportional to 4,902.00, 7,353.91 and 1,982.35 is: 2,973.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,902.00 : 7,353.91 = 1,982.35 : x
  2. Step 2: Convert to fraction form
    4,902.00/7,353.91 = 1,982.35/x
  3. Step 3: Cross multiply
    4,902.00x = 7,353.91 × 1,982.35
  4. Step 4: Simplify right side
    4,902.00x = 14,578,024.01
  5. Step 5: Solve for x
    x = 14,578,024.01/4,902.00
  6. Step 6: Final answer
    x = 2,973.90

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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.