Home / 3,489.23-4,817.73-2,442.71

Finding the Fourth Proportional to 3,489.23, 4,817.73 and 2,442.71

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Solution

The fourth proportional to 3,489.23, 4,817.73 and 2,442.71 is: 3,372.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,489.23 : 4,817.73 = 2,442.71 : x
  2. Step 2: Convert to fraction form
    3,489.23/4,817.73 = 2,442.71/x
  3. Step 3: Cross multiply
    3,489.23x = 4,817.73 × 2,442.71
  4. Step 4: Simplify right side
    3,489.23x = 11,768,293.16
  5. Step 5: Solve for x
    x = 11,768,293.16/3,489.23
  6. Step 6: Final answer
    x = 3,372.75

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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.