Home / 6,731.32-10,097-4,129.60

Finding the Fourth Proportional to 6,731.32, 10,097 and 4,129.60

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Solution

The fourth proportional to 6,731.32, 10,097 and 4,129.60 is: 6,194.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,731.32 : 10,097 = 4,129.60 : x
  2. Step 2: Convert to fraction form
    6,731.32/10,097 = 4,129.60/x
  3. Step 3: Cross multiply
    6,731.32x = 10,097 × 4,129.60
  4. Step 4: Simplify right side
    6,731.32x = 41,696,571.20
  5. Step 5: Solve for x
    x = 41,696,571.20/6,731.32
  6. Step 6: Final answer
    x = 6,194.41

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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.