Home / 6,983.08-10,478.03-3,285.68

Finding the Fourth Proportional to 6,983.08, 10,478.03 and 3,285.68

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Solution

The fourth proportional to 6,983.08, 10,478.03 and 3,285.68 is: 4,930.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,983.08 : 10,478.03 = 3,285.68 : x
  2. Step 2: Convert to fraction form
    6,983.08/10,478.03 = 3,285.68/x
  3. Step 3: Cross multiply
    6,983.08x = 10,478.03 × 3,285.68
  4. Step 4: Simplify right side
    6,983.08x = 34,427,384.79
  5. Step 5: Solve for x
    x = 34,427,384.79/6,983.08
  6. Step 6: Final answer
    x = 4,930.12

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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.