Home / 5,236.36-7,226.24-3,140.52

Finding the Fourth Proportional to 5,236.36, 7,226.24 and 3,140.52

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Solution

The fourth proportional to 5,236.36, 7,226.24 and 3,140.52 is: 4,333.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,236.36 : 7,226.24 = 3,140.52 : x
  2. Step 2: Convert to fraction form
    5,236.36/7,226.24 = 3,140.52/x
  3. Step 3: Cross multiply
    5,236.36x = 7,226.24 × 3,140.52
  4. Step 4: Simplify right side
    5,236.36x = 22,694,151.24
  5. Step 5: Solve for x
    x = 22,694,151.24/5,236.36
  6. Step 6: Final answer
    x = 4,333.96

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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.