Home / 5,185.92-7,774.52-2,411.18

Finding the Fourth Proportional to 5,185.92, 7,774.52 and 2,411.18

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Solution

The fourth proportional to 5,185.92, 7,774.52 and 2,411.18 is: 3,614.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,185.92 : 7,774.52 = 2,411.18 : x
  2. Step 2: Convert to fraction form
    5,185.92/7,774.52 = 2,411.18/x
  3. Step 3: Cross multiply
    5,185.92x = 7,774.52 × 2,411.18
  4. Step 4: Simplify right side
    5,185.92x = 18,745,716.21
  5. Step 5: Solve for x
    x = 18,745,716.21/5,185.92
  6. Step 6: Final answer
    x = 3,614.73

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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.