Home / 3,170.64-4,370.04-2,383.32

Finding the Fourth Proportional to 3,170.64, 4,370.04 and 2,383.32

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Solution

The fourth proportional to 3,170.64, 4,370.04 and 2,383.32 is: 3,284.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.64 : 4,370.04 = 2,383.32 : x
  2. Step 2: Convert to fraction form
    3,170.64/4,370.04 = 2,383.32/x
  3. Step 3: Cross multiply
    3,170.64x = 4,370.04 × 2,383.32
  4. Step 4: Simplify right side
    3,170.64x = 10,415,203.73
  5. Step 5: Solve for x
    x = 10,415,203.73/3,170.64
  6. Step 6: Final answer
    x = 3,284.89

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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.