Home / 7,516.17-11,272.44-3,131.24

Finding the Fourth Proportional to 7,516.17, 11,272.44 and 3,131.24

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Solution

The fourth proportional to 7,516.17, 11,272.44 and 3,131.24 is: 4,696.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,516.17 : 11,272.44 = 3,131.24 : x
  2. Step 2: Convert to fraction form
    7,516.17/11,272.44 = 3,131.24/x
  3. Step 3: Cross multiply
    7,516.17x = 11,272.44 × 3,131.24
  4. Step 4: Simplify right side
    7,516.17x = 35,296,680.09
  5. Step 5: Solve for x
    x = 35,296,680.09/7,516.17
  6. Step 6: Final answer
    x = 4,696.10

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Half scale
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Double scale
Find fourth proportional to 7,517.17, 11,273.94 and 3,132.24
Similar ratio
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1.5x scale

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.