Home / 5,236.30-7,225.00-3,112.58

Finding the Fourth Proportional to 5,236.30, 7,225.00 and 3,112.58

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Solution

The fourth proportional to 5,236.30, 7,225.00 and 3,112.58 is: 4,294.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,236.30 : 7,225.00 = 3,112.58 : x
  2. Step 2: Convert to fraction form
    5,236.30/7,225.00 = 3,112.58/x
  3. Step 3: Cross multiply
    5,236.30x = 7,225.00 × 3,112.58
  4. Step 4: Simplify right side
    5,236.30x = 22,488,360.14
  5. Step 5: Solve for x
    x = 22,488,360.14/5,236.30
  6. Step 6: Final answer
    x = 4,294.71

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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.