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Finding the Fourth Proportional to 6,192.79, 8,548.34 and 4,522.79

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Solution

The fourth proportional to 6,192.79, 8,548.34 and 4,522.79 is: 6,243.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,192.79 : 8,548.34 = 4,522.79 : x
  2. Step 2: Convert to fraction form
    6,192.79/8,548.34 = 4,522.79/x
  3. Step 3: Cross multiply
    6,192.79x = 8,548.34 × 4,522.79
  4. Step 4: Simplify right side
    6,192.79x = 38,662,345.43
  5. Step 5: Solve for x
    x = 38,662,345.43/6,192.79
  6. Step 6: Final answer
    x = 6,243.12

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Double scale
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1.5x scale

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.