Home / 3,502.20-4,832.24-2,086.36

Finding the Fourth Proportional to 3,502.20, 4,832.24 and 2,086.36

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Solution

The fourth proportional to 3,502.20, 4,832.24 and 2,086.36 is: 2,878.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,502.20 : 4,832.24 = 2,086.36 : x
  2. Step 2: Convert to fraction form
    3,502.20/4,832.24 = 2,086.36/x
  3. Step 3: Cross multiply
    3,502.20x = 4,832.24 × 2,086.36
  4. Step 4: Simplify right side
    3,502.20x = 10,081,792.25
  5. Step 5: Solve for x
    x = 10,081,792.25/3,502.20
  6. Step 6: Final answer
    x = 2,878.70

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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.