Home / 3,849.36-5,774.58-1,252.68

Finding the Fourth Proportional to 3,849.36, 5,774.58 and 1,252.68

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Solution

The fourth proportional to 3,849.36, 5,774.58 and 1,252.68 is: 1,879.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849.36 : 5,774.58 = 1,252.68 : x
  2. Step 2: Convert to fraction form
    3,849.36/5,774.58 = 1,252.68/x
  3. Step 3: Cross multiply
    3,849.36x = 5,774.58 × 1,252.68
  4. Step 4: Simplify right side
    3,849.36x = 7,233,700.87
  5. Step 5: Solve for x
    x = 7,233,700.87/3,849.36
  6. Step 6: Final answer
    x = 1,879.20

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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.