Home / 5,435.32-7,500.72-3,197.17

Finding the Fourth Proportional to 5,435.32, 7,500.72 and 3,197.17

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Solution

The fourth proportional to 5,435.32, 7,500.72 and 3,197.17 is: 4,412.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,435.32 : 7,500.72 = 3,197.17 : x
  2. Step 2: Convert to fraction form
    5,435.32/7,500.72 = 3,197.17/x
  3. Step 3: Cross multiply
    5,435.32x = 7,500.72 × 3,197.17
  4. Step 4: Simplify right side
    5,435.32x = 23,981,076.96
  5. Step 5: Solve for x
    x = 23,981,076.96/5,435.32
  6. Step 6: Final answer
    x = 4,412.08

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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.