Home / 3,849.36-5,773.56-1,539.12

Finding the Fourth Proportional to 3,849.36, 5,773.56 and 1,539.12

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Solution

The fourth proportional to 3,849.36, 5,773.56 and 1,539.12 is: 2,308.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849.36 : 5,773.56 = 1,539.12 : x
  2. Step 2: Convert to fraction form
    3,849.36/5,773.56 = 1,539.12/x
  3. Step 3: Cross multiply
    3,849.36x = 5,773.56 × 1,539.12
  4. Step 4: Simplify right side
    3,849.36x = 8,886,201.67
  5. Step 5: Solve for x
    x = 8,886,201.67/3,849.36
  6. Step 6: Final answer
    x = 2,308.49

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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.