Home / 5,222.16-7,837.38-2,302.56

Finding the Fourth Proportional to 5,222.16, 7,837.38 and 2,302.56

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Solution

The fourth proportional to 5,222.16, 7,837.38 and 2,302.56 is: 3,455.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,222.16 : 7,837.38 = 2,302.56 : x
  2. Step 2: Convert to fraction form
    5,222.16/7,837.38 = 2,302.56/x
  3. Step 3: Cross multiply
    5,222.16x = 7,837.38 × 2,302.56
  4. Step 4: Simplify right side
    5,222.16x = 18,046,037.69
  5. Step 5: Solve for x
    x = 18,046,037.69/5,222.16
  6. Step 6: Final answer
    x = 3,455.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.