Home / 5,809.28-8,016.84-3,419.34

Finding the Fourth Proportional to 5,809.28, 8,016.84 and 3,419.34

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Solution

The fourth proportional to 5,809.28, 8,016.84 and 3,419.34 is: 4,718.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,809.28 : 8,016.84 = 3,419.34 : x
  2. Step 2: Convert to fraction form
    5,809.28/8,016.84 = 3,419.34/x
  3. Step 3: Cross multiply
    5,809.28x = 8,016.84 × 3,419.34
  4. Step 4: Simplify right side
    5,809.28x = 27,412,284.59
  5. Step 5: Solve for x
    x = 27,412,284.59/5,809.28
  6. Step 6: Final answer
    x = 4,718.71

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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.