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Finding the Fourth Proportional to 5,244.19, 7,181.86 and 5,174.99

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Solution

The fourth proportional to 5,244.19, 7,181.86 and 5,174.99 is: 7,087.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,244.19 : 7,181.86 = 5,174.99 : x
  2. Step 2: Convert to fraction form
    5,244.19/7,181.86 = 5,174.99/x
  3. Step 3: Cross multiply
    5,244.19x = 7,181.86 × 5,174.99
  4. Step 4: Simplify right side
    5,244.19x = 37,166,046.02
  5. Step 5: Solve for x
    x = 37,166,046.02/5,244.19
  6. Step 6: Final answer
    x = 7,087.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.