Home / 2,206.65-3,310.25-974.37

Finding the Fourth Proportional to 2,206.65, 3,310.25 and 974.37

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Solution

The fourth proportional to 2,206.65, 3,310.25 and 974.37 is: 1,461.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206.65 : 3,310.25 = 974.37 : x
  2. Step 2: Convert to fraction form
    2,206.65/3,310.25 = 974.37/x
  3. Step 3: Cross multiply
    2,206.65x = 3,310.25 × 974.37
  4. Step 4: Simplify right side
    2,206.65x = 3,225,408.29
  5. Step 5: Solve for x
    x = 3,225,408.29/2,206.65
  6. Step 6: Final answer
    x = 1,461.68

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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.