Home / 3,486.16-5,224.62-2,557.37

Finding the Fourth Proportional to 3,486.16, 5,224.62 and 2,557.37

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Solution

The fourth proportional to 3,486.16, 5,224.62 and 2,557.37 is: 3,832.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,486.16 : 5,224.62 = 2,557.37 : x
  2. Step 2: Convert to fraction form
    3,486.16/5,224.62 = 2,557.37/x
  3. Step 3: Cross multiply
    3,486.16x = 5,224.62 × 2,557.37
  4. Step 4: Simplify right side
    3,486.16x = 13,361,275.14
  5. Step 5: Solve for x
    x = 13,361,275.14/3,486.16
  6. Step 6: Final answer
    x = 3,832.67

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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.