Home / 6,983.28-10,466.39-3,280.56

Finding the Fourth Proportional to 6,983.28, 10,466.39 and 3,280.56

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Solution

The fourth proportional to 6,983.28, 10,466.39 and 3,280.56 is: 4,916.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,983.28 : 10,466.39 = 3,280.56 : x
  2. Step 2: Convert to fraction form
    6,983.28/10,466.39 = 3,280.56/x
  3. Step 3: Cross multiply
    6,983.28x = 10,466.39 × 3,280.56
  4. Step 4: Simplify right side
    6,983.28x = 34,335,620.38
  5. Step 5: Solve for x
    x = 34,335,620.38/6,983.28
  6. Step 6: Final answer
    x = 4,916.83

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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.