Home / 5,512-7,606.56-3,154.10

Finding the Fourth Proportional to 5,512, 7,606.56 and 3,154.10

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Solution

The fourth proportional to 5,512, 7,606.56 and 3,154.10 is: 4,352.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,512 : 7,606.56 = 3,154.10 : x
  2. Step 2: Convert to fraction form
    5,512/7,606.56 = 3,154.10/x
  3. Step 3: Cross multiply
    5,512x = 7,606.56 × 3,154.10
  4. Step 4: Simplify right side
    5,512x = 23,991,850.90
  5. Step 5: Solve for x
    x = 23,991,850.90/5,512
  6. Step 6: Final answer
    x = 4,352.66

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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.