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Finding the Fourth Proportional to 5,136.01, 7,663.67 and 4,822.54

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Solution

The fourth proportional to 5,136.01, 7,663.67 and 4,822.54 is: 7,195.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,136.01 : 7,663.67 = 4,822.54 : x
  2. Step 2: Convert to fraction form
    5,136.01/7,663.67 = 4,822.54/x
  3. Step 3: Cross multiply
    5,136.01x = 7,663.67 × 4,822.54
  4. Step 4: Simplify right side
    5,136.01x = 36,958,355.12
  5. Step 5: Solve for x
    x = 36,958,355.12/5,136.01
  6. Step 6: Final answer
    x = 7,195.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.