Home / 4,113.08-6,163.74-3,891.32

Finding the Fourth Proportional to 4,113.08, 6,163.74 and 3,891.32

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Solution

The fourth proportional to 4,113.08, 6,163.74 and 3,891.32 is: 5,831.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.08 : 6,163.74 = 3,891.32 : x
  2. Step 2: Convert to fraction form
    4,113.08/6,163.74 = 3,891.32/x
  3. Step 3: Cross multiply
    4,113.08x = 6,163.74 × 3,891.32
  4. Step 4: Simplify right side
    4,113.08x = 23,985,084.74
  5. Step 5: Solve for x
    x = 23,985,084.74/4,113.08
  6. Step 6: Final answer
    x = 5,831.42

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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.