Home / 4,236.96-5,848.56-3,187.20

Finding the Fourth Proportional to 4,236.96, 5,848.56 and 3,187.20

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Solution

The fourth proportional to 4,236.96, 5,848.56 and 3,187.20 is: 4,399.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,236.96 : 5,848.56 = 3,187.20 : x
  2. Step 2: Convert to fraction form
    4,236.96/5,848.56 = 3,187.20/x
  3. Step 3: Cross multiply
    4,236.96x = 5,848.56 × 3,187.20
  4. Step 4: Simplify right side
    4,236.96x = 18,640,530.43
  5. Step 5: Solve for x
    x = 18,640,530.43/4,236.96
  6. Step 6: Final answer
    x = 4,399.51

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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.