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Finding the Fourth Proportional to 7,898.34, 11,843.37 and 2,350.92

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Solution

The fourth proportional to 7,898.34, 11,843.37 and 2,350.92 is: 3,525.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,898.34 : 11,843.37 = 2,350.92 : x
  2. Step 2: Convert to fraction form
    7,898.34/11,843.37 = 2,350.92/x
  3. Step 3: Cross multiply
    7,898.34x = 11,843.37 × 2,350.92
  4. Step 4: Simplify right side
    7,898.34x = 27,842,815.40
  5. Step 5: Solve for x
    x = 27,842,815.40/7,898.34
  6. Step 6: Final answer
    x = 3,525.15

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1.5x scale

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.