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Finding the Fourth Proportional to 5,980.94, 8,253.99 and 3,623.30

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Solution

The fourth proportional to 5,980.94, 8,253.99 and 3,623.30 is: 5,000.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,980.94 : 8,253.99 = 3,623.30 : x
  2. Step 2: Convert to fraction form
    5,980.94/8,253.99 = 3,623.30/x
  3. Step 3: Cross multiply
    5,980.94x = 8,253.99 × 3,623.30
  4. Step 4: Simplify right side
    5,980.94x = 29,906,681.97
  5. Step 5: Solve for x
    x = 29,906,681.97/5,980.94
  6. Step 6: Final answer
    x = 5,000.33

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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.