Home / 3,176.62-4,410.14-3,081.58

Finding the Fourth Proportional to 3,176.62, 4,410.14 and 3,081.58

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Solution

The fourth proportional to 3,176.62, 4,410.14 and 3,081.58 is: 4,278.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.62 : 4,410.14 = 3,081.58 : x
  2. Step 2: Convert to fraction form
    3,176.62/4,410.14 = 3,081.58/x
  3. Step 3: Cross multiply
    3,176.62x = 4,410.14 × 3,081.58
  4. Step 4: Simplify right side
    3,176.62x = 13,590,199.22
  5. Step 5: Solve for x
    x = 13,590,199.22/3,176.62
  6. Step 6: Final answer
    x = 4,278.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.