Home / 3,176.77-4,384.85-2,232.79

Finding the Fourth Proportional to 3,176.77, 4,384.85 and 2,232.79

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Solution

The fourth proportional to 3,176.77, 4,384.85 and 2,232.79 is: 3,081.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.77 : 4,384.85 = 2,232.79 : x
  2. Step 2: Convert to fraction form
    3,176.77/4,384.85 = 2,232.79/x
  3. Step 3: Cross multiply
    3,176.77x = 4,384.85 × 2,232.79
  4. Step 4: Simplify right side
    3,176.77x = 9,790,416.14
  5. Step 5: Solve for x
    x = 9,790,416.14/3,176.77
  6. Step 6: Final answer
    x = 3,081.88

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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.