Home / 3,176.25-4,384.17-2,232.32

Finding the Fourth Proportional to 3,176.25, 4,384.17 and 2,232.32

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Solution

The fourth proportional to 3,176.25, 4,384.17 and 2,232.32 is: 3,081.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.25 : 4,384.17 = 2,232.32 : x
  2. Step 2: Convert to fraction form
    3,176.25/4,384.17 = 2,232.32/x
  3. Step 3: Cross multiply
    3,176.25x = 4,384.17 × 2,232.32
  4. Step 4: Simplify right side
    3,176.25x = 9,786,848.45
  5. Step 5: Solve for x
    x = 9,786,848.45/3,176.25
  6. Step 6: Final answer
    x = 3,081.26

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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.