Home / 7,902.83-11,850.30-2,636.01

Finding the Fourth Proportional to 7,902.83, 11,850.30 and 2,636.01

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Solution

The fourth proportional to 7,902.83, 11,850.30 and 2,636.01 is: 3,952.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,902.83 : 11,850.30 = 2,636.01 : x
  2. Step 2: Convert to fraction form
    7,902.83/11,850.30 = 2,636.01/x
  3. Step 3: Cross multiply
    7,902.83x = 11,850.30 × 2,636.01
  4. Step 4: Simplify right side
    7,902.83x = 31,237,509.30
  5. Step 5: Solve for x
    x = 31,237,509.30/7,902.83
  6. Step 6: Final answer
    x = 3,952.70

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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.