Home / 5,509.62-8,264.16-2,388.06

Finding the Fourth Proportional to 5,509.62, 8,264.16 and 2,388.06

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Solution

The fourth proportional to 5,509.62, 8,264.16 and 2,388.06 is: 3,581.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,509.62 : 8,264.16 = 2,388.06 : x
  2. Step 2: Convert to fraction form
    5,509.62/8,264.16 = 2,388.06/x
  3. Step 3: Cross multiply
    5,509.62x = 8,264.16 × 2,388.06
  4. Step 4: Simplify right side
    5,509.62x = 19,735,309.93
  5. Step 5: Solve for x
    x = 19,735,309.93/5,509.62
  6. Step 6: Final answer
    x = 3,581.97

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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.