Home / 8,099.55-11,174.31-5,114.25

Finding the Fourth Proportional to 8,099.55, 11,174.31 and 5,114.25

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Solution

The fourth proportional to 8,099.55, 11,174.31 and 5,114.25 is: 7,055.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,099.55 : 11,174.31 = 5,114.25 : x
  2. Step 2: Convert to fraction form
    8,099.55/11,174.31 = 5,114.25/x
  3. Step 3: Cross multiply
    8,099.55x = 11,174.31 × 5,114.25
  4. Step 4: Simplify right side
    8,099.55x = 57,148,214.92
  5. Step 5: Solve for x
    x = 57,148,214.92/8,099.55
  6. Step 6: Final answer
    x = 7,055.73

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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.