Home / 4,002-5,534.28-3,818.64

Finding the Fourth Proportional to 4,002, 5,534.28 and 3,818.64

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Solution

The fourth proportional to 4,002, 5,534.28 and 3,818.64 is: 5,280.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,002 : 5,534.28 = 3,818.64 : x
  2. Step 2: Convert to fraction form
    4,002/5,534.28 = 3,818.64/x
  3. Step 3: Cross multiply
    4,002x = 5,534.28 × 3,818.64
  4. Step 4: Simplify right side
    4,002x = 21,133,422.98
  5. Step 5: Solve for x
    x = 21,133,422.98/4,002
  6. Step 6: Final answer
    x = 5,280.72

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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.