Home / 3,497.27-4,829.67-2,171.49

Finding the Fourth Proportional to 3,497.27, 4,829.67 and 2,171.49

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Solution

The fourth proportional to 3,497.27, 4,829.67 and 2,171.49 is: 2,998.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,497.27 : 4,829.67 = 2,171.49 : x
  2. Step 2: Convert to fraction form
    3,497.27/4,829.67 = 2,171.49/x
  3. Step 3: Cross multiply
    3,497.27x = 4,829.67 × 2,171.49
  4. Step 4: Simplify right side
    3,497.27x = 10,487,580.11
  5. Step 5: Solve for x
    x = 10,487,580.11/3,497.27
  6. Step 6: Final answer
    x = 2,998.79

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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.