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Finding the Fourth Proportional to 5,551.36, 8,334.36 and 5,092.90

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Solution

The fourth proportional to 5,551.36, 8,334.36 and 5,092.90 is: 7,646.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,551.36 : 8,334.36 = 5,092.90 : x
  2. Step 2: Convert to fraction form
    5,551.36/8,334.36 = 5,092.90/x
  3. Step 3: Cross multiply
    5,551.36x = 8,334.36 × 5,092.90
  4. Step 4: Simplify right side
    5,551.36x = 42,446,062.04
  5. Step 5: Solve for x
    x = 42,446,062.04/5,551.36
  6. Step 6: Final answer
    x = 7,646.07

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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.