Home / 7,898.49-11,847.77-2,353.82

Finding the Fourth Proportional to 7,898.49, 11,847.77 and 2,353.82

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Solution

The fourth proportional to 7,898.49, 11,847.77 and 2,353.82 is: 3,530.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,898.49 : 11,847.77 = 2,353.82 : x
  2. Step 2: Convert to fraction form
    7,898.49/11,847.77 = 2,353.82/x
  3. Step 3: Cross multiply
    7,898.49x = 11,847.77 × 2,353.82
  4. Step 4: Simplify right side
    7,898.49x = 27,887,446.97
  5. Step 5: Solve for x
    x = 27,887,446.97/7,898.49
  6. Step 6: Final answer
    x = 3,530.73

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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.