Home / 2,206.68-3,310.08-974.10

Finding the Fourth Proportional to 2,206.68, 3,310.08 and 974.10

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Solution

The fourth proportional to 2,206.68, 3,310.08 and 974.10 is: 1,461.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,206.68 : 3,310.08 = 974.10 : x
  2. Step 2: Convert to fraction form
    2,206.68/3,310.08 = 974.10/x
  3. Step 3: Cross multiply
    2,206.68x = 3,310.08 × 974.10
  4. Step 4: Simplify right side
    2,206.68x = 3,224,348.93
  5. Step 5: Solve for x
    x = 3,224,348.93/2,206.68
  6. Step 6: Final answer
    x = 1,461.18

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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.