Home / 3,849.57-5,313.74-2,277.59

Finding the Fourth Proportional to 3,849.57, 5,313.74 and 2,277.59

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Solution

The fourth proportional to 3,849.57, 5,313.74 and 2,277.59 is: 3,143.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,849.57 : 5,313.74 = 2,277.59 : x
  2. Step 2: Convert to fraction form
    3,849.57/5,313.74 = 2,277.59/x
  3. Step 3: Cross multiply
    3,849.57x = 5,313.74 × 2,277.59
  4. Step 4: Simplify right side
    3,849.57x = 12,102,483.13
  5. Step 5: Solve for x
    x = 12,102,483.13/3,849.57
  6. Step 6: Final answer
    x = 3,143.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.