Home / 10,206.76-14,084.36-5,729.48

Finding the Fourth Proportional to 10,206.76, 14,084.36 and 5,729.48

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Solution

The fourth proportional to 10,206.76, 14,084.36 and 5,729.48 is: 7,906.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,206.76 : 14,084.36 = 5,729.48 : x
  2. Step 2: Convert to fraction form
    10,206.76/14,084.36 = 5,729.48/x
  3. Step 3: Cross multiply
    10,206.76x = 14,084.36 × 5,729.48
  4. Step 4: Simplify right side
    10,206.76x = 80,696,097.28
  5. Step 5: Solve for x
    x = 80,696,097.28/10,206.76
  6. Step 6: Final answer
    x = 7,906.14

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.