Home / 3,344.88-4,613.90-2,166.64

Finding the Fourth Proportional to 3,344.88, 4,613.90 and 2,166.64

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Solution

The fourth proportional to 3,344.88, 4,613.90 and 2,166.64 is: 2,988.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,344.88 : 4,613.90 = 2,166.64 : x
  2. Step 2: Convert to fraction form
    3,344.88/4,613.90 = 2,166.64/x
  3. Step 3: Cross multiply
    3,344.88x = 4,613.90 × 2,166.64
  4. Step 4: Simplify right side
    3,344.88x = 9,996,660.30
  5. Step 5: Solve for x
    x = 9,996,660.30/3,344.88
  6. Step 6: Final answer
    x = 2,988.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.