Home / 4,181.52-5,770.33-2,389.09

Finding the Fourth Proportional to 4,181.52, 5,770.33 and 2,389.09

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Solution

The fourth proportional to 4,181.52, 5,770.33 and 2,389.09 is: 3,296.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,181.52 : 5,770.33 = 2,389.09 : x
  2. Step 2: Convert to fraction form
    4,181.52/5,770.33 = 2,389.09/x
  3. Step 3: Cross multiply
    4,181.52x = 5,770.33 × 2,389.09
  4. Step 4: Simplify right side
    4,181.52x = 13,785,837.70
  5. Step 5: Solve for x
    x = 13,785,837.70/4,181.52
  6. Step 6: Final answer
    x = 3,296.85

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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.