Home / 5,647.55-7,792.63-3,257.01

Finding the Fourth Proportional to 5,647.55, 7,792.63 and 3,257.01

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Solution

The fourth proportional to 5,647.55, 7,792.63 and 3,257.01 is: 4,494.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,647.55 : 7,792.63 = 3,257.01 : x
  2. Step 2: Convert to fraction form
    5,647.55/7,792.63 = 3,257.01/x
  3. Step 3: Cross multiply
    5,647.55x = 7,792.63 × 3,257.01
  4. Step 4: Simplify right side
    5,647.55x = 25,380,665.69
  5. Step 5: Solve for x
    x = 25,380,665.69/5,647.55
  6. Step 6: Final answer
    x = 4,494.10

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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.