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Finding the Fourth Proportional to 6,090.54, 9,113.37 and 5,391.66

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Solution

The fourth proportional to 6,090.54, 9,113.37 and 5,391.66 is: 8,067.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,090.54 : 9,113.37 = 5,391.66 : x
  2. Step 2: Convert to fraction form
    6,090.54/9,113.37 = 5,391.66/x
  3. Step 3: Cross multiply
    6,090.54x = 9,113.37 × 5,391.66
  4. Step 4: Simplify right side
    6,090.54x = 49,136,192.49
  5. Step 5: Solve for x
    x = 49,136,192.49/6,090.54
  6. Step 6: Final answer
    x = 8,067.62

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1.5x scale

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.