Home / 8,099.53-11,175.68-5,113.71

Finding the Fourth Proportional to 8,099.53, 11,175.68 and 5,113.71

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Solution

The fourth proportional to 8,099.53, 11,175.68 and 5,113.71 is: 7,055.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,099.53 : 11,175.68 = 5,113.71 : x
  2. Step 2: Convert to fraction form
    8,099.53/11,175.68 = 5,113.71/x
  3. Step 3: Cross multiply
    8,099.53x = 11,175.68 × 5,113.71
  4. Step 4: Simplify right side
    8,099.53x = 57,149,175.12
  5. Step 5: Solve for x
    x = 57,149,175.12/8,099.53
  6. Step 6: Final answer
    x = 7,055.86

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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.