Home / 5,074.54-6,998.32-3,186.29

Finding the Fourth Proportional to 5,074.54, 6,998.32 and 3,186.29

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Solution

The fourth proportional to 5,074.54, 6,998.32 and 3,186.29 is: 4,394.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,074.54 : 6,998.32 = 3,186.29 : x
  2. Step 2: Convert to fraction form
    5,074.54/6,998.32 = 3,186.29/x
  3. Step 3: Cross multiply
    5,074.54x = 6,998.32 × 3,186.29
  4. Step 4: Simplify right side
    5,074.54x = 22,298,686.56
  5. Step 5: Solve for x
    x = 22,298,686.56/5,074.54
  6. Step 6: Final answer
    x = 4,394.23

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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.