Home / 5,181.01-7,773.81-2,715.24

Finding the Fourth Proportional to 5,181.01, 7,773.81 and 2,715.24

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Solution

The fourth proportional to 5,181.01, 7,773.81 and 2,715.24 is: 4,074.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,181.01 : 7,773.81 = 2,715.24 : x
  2. Step 2: Convert to fraction form
    5,181.01/7,773.81 = 2,715.24/x
  3. Step 3: Cross multiply
    5,181.01x = 7,773.81 × 2,715.24
  4. Step 4: Simplify right side
    5,181.01x = 21,107,735.11
  5. Step 5: Solve for x
    x = 21,107,735.11/5,181.01
  6. Step 6: Final answer
    x = 4,074.06

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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.