Home / 7,799.31-11,697.24-2,251.45

Finding the Fourth Proportional to 7,799.31, 11,697.24 and 2,251.45

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Solution

The fourth proportional to 7,799.31, 11,697.24 and 2,251.45 is: 3,376.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,799.31 : 11,697.24 = 2,251.45 : x
  2. Step 2: Convert to fraction form
    7,799.31/11,697.24 = 2,251.45/x
  3. Step 3: Cross multiply
    7,799.31x = 11,697.24 × 2,251.45
  4. Step 4: Simplify right side
    7,799.31x = 26,335,721.75
  5. Step 5: Solve for x
    x = 26,335,721.75/7,799.31
  6. Step 6: Final answer
    x = 3,376.67

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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.