Home / 10,205.84-14,084.82-5,730.56

Finding the Fourth Proportional to 10,205.84, 14,084.82 and 5,730.56

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Solution

The fourth proportional to 10,205.84, 14,084.82 and 5,730.56 is: 7,908.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,205.84 : 14,084.82 = 5,730.56 : x
  2. Step 2: Convert to fraction form
    10,205.84/14,084.82 = 5,730.56/x
  3. Step 3: Cross multiply
    10,205.84x = 14,084.82 × 5,730.56
  4. Step 4: Simplify right side
    10,205.84x = 80,713,906.10
  5. Step 5: Solve for x
    x = 80,713,906.10/10,205.84
  6. Step 6: Final answer
    x = 7,908.60

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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.