Home / 11,440.17-17,160.26-7,516.26

Finding the Fourth Proportional to 11,440.17, 17,160.26 and 7,516.26

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Solution

The fourth proportional to 11,440.17, 17,160.26 and 7,516.26 is: 11,274.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,440.17 : 17,160.26 = 7,516.26 : x
  2. Step 2: Convert to fraction form
    11,440.17/17,160.26 = 7,516.26/x
  3. Step 3: Cross multiply
    11,440.17x = 17,160.26 × 7,516.26
  4. Step 4: Simplify right side
    11,440.17x = 128,980,938.25
  5. Step 5: Solve for x
    x = 128,980,938.25/11,440.17
  6. Step 6: Final answer
    x = 11,274.39

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Double scale
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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.