Home / 5,719.06-7,892.86-3,481.08

Finding the Fourth Proportional to 5,719.06, 7,892.86 and 3,481.08

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Solution

The fourth proportional to 5,719.06, 7,892.86 and 3,481.08 is: 4,804.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,719.06 : 7,892.86 = 3,481.08 : x
  2. Step 2: Convert to fraction form
    5,719.06/7,892.86 = 3,481.08/x
  3. Step 3: Cross multiply
    5,719.06x = 7,892.86 × 3,481.08
  4. Step 4: Simplify right side
    5,719.06x = 27,475,677.09
  5. Step 5: Solve for x
    x = 27,475,677.09/5,719.06
  6. Step 6: Final answer
    x = 4,804.23

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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.