Home / 7,371.96-10,173.60-4,228.76

Finding the Fourth Proportional to 7,371.96, 10,173.60 and 4,228.76

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Solution

The fourth proportional to 7,371.96, 10,173.60 and 4,228.76 is: 5,835.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,371.96 : 10,173.60 = 4,228.76 : x
  2. Step 2: Convert to fraction form
    7,371.96/10,173.60 = 4,228.76/x
  3. Step 3: Cross multiply
    7,371.96x = 10,173.60 × 4,228.76
  4. Step 4: Simplify right side
    7,371.96x = 43,021,680.94
  5. Step 5: Solve for x
    x = 43,021,680.94/7,371.96
  6. Step 6: Final answer
    x = 5,835.85

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Double scale
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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.