Home / 3,643.22-5,456.32-3,349.19

Finding the Fourth Proportional to 3,643.22, 5,456.32 and 3,349.19

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Solution

The fourth proportional to 3,643.22, 5,456.32 and 3,349.19 is: 5,015.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643.22 : 5,456.32 = 3,349.19 : x
  2. Step 2: Convert to fraction form
    3,643.22/5,456.32 = 3,349.19/x
  3. Step 3: Cross multiply
    3,643.22x = 5,456.32 × 3,349.19
  4. Step 4: Simplify right side
    3,643.22x = 18,274,252.38
  5. Step 5: Solve for x
    x = 18,274,252.38/3,643.22
  6. Step 6: Final answer
    x = 5,015.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.