Home / 3,849.29-5,774.53-1,658.64

Finding the Fourth Proportional to 3,849.29, 5,774.53 and 1,658.64

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Solution

The fourth proportional to 3,849.29, 5,774.53 and 1,658.64 is: 2,488.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849.29 : 5,774.53 = 1,658.64 : x
  2. Step 2: Convert to fraction form
    3,849.29/5,774.53 = 1,658.64/x
  3. Step 3: Cross multiply
    3,849.29x = 5,774.53 × 1,658.64
  4. Step 4: Simplify right side
    3,849.29x = 9,577,866.44
  5. Step 5: Solve for x
    x = 9,577,866.44/3,849.29
  6. Step 6: Final answer
    x = 2,488.22

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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.