Home / 3,210.08-4,816.66-2,389.96

Finding the Fourth Proportional to 3,210.08, 4,816.66 and 2,389.96

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Solution

The fourth proportional to 3,210.08, 4,816.66 and 2,389.96 is: 3,586.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210.08 : 4,816.66 = 2,389.96 : x
  2. Step 2: Convert to fraction form
    3,210.08/4,816.66 = 2,389.96/x
  3. Step 3: Cross multiply
    3,210.08x = 4,816.66 × 2,389.96
  4. Step 4: Simplify right side
    3,210.08x = 11,511,624.73
  5. Step 5: Solve for x
    x = 11,511,624.73/3,210.08
  6. Step 6: Final answer
    x = 3,586.09

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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.