Home / 4,247.84-6,368.85-2,163.81

Finding the Fourth Proportional to 4,247.84, 6,368.85 and 2,163.81

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Solution

The fourth proportional to 4,247.84, 6,368.85 and 2,163.81 is: 3,244.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,247.84 : 6,368.85 = 2,163.81 : x
  2. Step 2: Convert to fraction form
    4,247.84/6,368.85 = 2,163.81/x
  3. Step 3: Cross multiply
    4,247.84x = 6,368.85 × 2,163.81
  4. Step 4: Simplify right side
    4,247.84x = 13,780,981.32
  5. Step 5: Solve for x
    x = 13,780,981.32/4,247.84
  6. Step 6: Final answer
    x = 3,244.23

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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.