Home / 2,045.05-3,065.18-1,694.45

Finding the Fourth Proportional to 2,045.05, 3,065.18 and 1,694.45

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Solution

The fourth proportional to 2,045.05, 3,065.18 and 1,694.45 is: 2,539.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045.05 : 3,065.18 = 1,694.45 : x
  2. Step 2: Convert to fraction form
    2,045.05/3,065.18 = 1,694.45/x
  3. Step 3: Cross multiply
    2,045.05x = 3,065.18 × 1,694.45
  4. Step 4: Simplify right side
    2,045.05x = 5,193,793.44
  5. Step 5: Solve for x
    x = 5,193,793.44/2,045.05
  6. Step 6: Final answer
    x = 2,539.69

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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.