Home / 3,837.83-5,296.19-2,159.16

Finding the Fourth Proportional to 3,837.83, 5,296.19 and 2,159.16

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Solution

The fourth proportional to 3,837.83, 5,296.19 and 2,159.16 is: 2,979.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,837.83 : 5,296.19 = 2,159.16 : x
  2. Step 2: Convert to fraction form
    3,837.83/5,296.19 = 2,159.16/x
  3. Step 3: Cross multiply
    3,837.83x = 5,296.19 × 2,159.16
  4. Step 4: Simplify right side
    3,837.83x = 11,435,290.94
  5. Step 5: Solve for x
    x = 11,435,290.94/3,837.83
  6. Step 6: Final answer
    x = 2,979.62

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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.