Home / 5,106.42-7,653.12-2,799.54

Finding the Fourth Proportional to 5,106.42, 7,653.12 and 2,799.54

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Solution

The fourth proportional to 5,106.42, 7,653.12 and 2,799.54 is: 4,195.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,106.42 : 7,653.12 = 2,799.54 : x
  2. Step 2: Convert to fraction form
    5,106.42/7,653.12 = 2,799.54/x
  3. Step 3: Cross multiply
    5,106.42x = 7,653.12 × 2,799.54
  4. Step 4: Simplify right side
    5,106.42x = 21,425,215.56
  5. Step 5: Solve for x
    x = 21,425,215.56/5,106.42
  6. Step 6: Final answer
    x = 4,195.74

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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.