Home / 2,382.84-3,575.34-1,084.68

Finding the Fourth Proportional to 2,382.84, 3,575.34 and 1,084.68

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Solution

The fourth proportional to 2,382.84, 3,575.34 and 1,084.68 is: 1,627.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382.84 : 3,575.34 = 1,084.68 : x
  2. Step 2: Convert to fraction form
    2,382.84/3,575.34 = 1,084.68/x
  3. Step 3: Cross multiply
    2,382.84x = 3,575.34 × 1,084.68
  4. Step 4: Simplify right side
    2,382.84x = 3,878,099.79
  5. Step 5: Solve for x
    x = 3,878,099.79/2,382.84
  6. Step 6: Final answer
    x = 1,627.51

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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.