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Finding the Fourth Proportional to 3,885.24, 5,822.99 and 3,060.25

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Solution

The fourth proportional to 3,885.24, 5,822.99 and 3,060.25 is: 4,586.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,885.24 : 5,822.99 = 3,060.25 : x
  2. Step 2: Convert to fraction form
    3,885.24/5,822.99 = 3,060.25/x
  3. Step 3: Cross multiply
    3,885.24x = 5,822.99 × 3,060.25
  4. Step 4: Simplify right side
    3,885.24x = 17,819,805.15
  5. Step 5: Solve for x
    x = 17,819,805.15/3,885.24
  6. Step 6: Final answer
    x = 4,586.54

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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.