Home / 4,969.52-6,855.08-3,103.28

Finding the Fourth Proportional to 4,969.52, 6,855.08 and 3,103.28

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Solution

The fourth proportional to 4,969.52, 6,855.08 and 3,103.28 is: 4,280.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,969.52 : 6,855.08 = 3,103.28 : x
  2. Step 2: Convert to fraction form
    4,969.52/6,855.08 = 3,103.28/x
  3. Step 3: Cross multiply
    4,969.52x = 6,855.08 × 3,103.28
  4. Step 4: Simplify right side
    4,969.52x = 21,273,257.56
  5. Step 5: Solve for x
    x = 21,273,257.56/4,969.52
  6. Step 6: Final answer
    x = 4,280.74

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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.