Home / 7,882.56-11,819.70-2,335.23

Finding the Fourth Proportional to 7,882.56, 11,819.70 and 2,335.23

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Solution

The fourth proportional to 7,882.56, 11,819.70 and 2,335.23 is: 3,501.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,882.56 : 11,819.70 = 2,335.23 : x
  2. Step 2: Convert to fraction form
    7,882.56/11,819.70 = 2,335.23/x
  3. Step 3: Cross multiply
    7,882.56x = 11,819.70 × 2,335.23
  4. Step 4: Simplify right side
    7,882.56x = 27,601,718.03
  5. Step 5: Solve for x
    x = 27,601,718.03/7,882.56
  6. Step 6: Final answer
    x = 3,501.62

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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.