Home / 3,743.92-5,163.68-2,417.76

Finding the Fourth Proportional to 3,743.92, 5,163.68 and 2,417.76

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Solution

The fourth proportional to 3,743.92, 5,163.68 and 2,417.76 is: 3,334.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743.92 : 5,163.68 = 2,417.76 : x
  2. Step 2: Convert to fraction form
    3,743.92/5,163.68 = 2,417.76/x
  3. Step 3: Cross multiply
    3,743.92x = 5,163.68 × 2,417.76
  4. Step 4: Simplify right side
    3,743.92x = 12,484,538.96
  5. Step 5: Solve for x
    x = 12,484,538.96/3,743.92
  6. Step 6: Final answer
    x = 3,334.62

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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.