Home / 2,056.75-2,838.32-1,125.25

Finding the Fourth Proportional to 2,056.75, 2,838.32 and 1,125.25

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Solution

The fourth proportional to 2,056.75, 2,838.32 and 1,125.25 is: 1,552.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,056.75 : 2,838.32 = 1,125.25 : x
  2. Step 2: Convert to fraction form
    2,056.75/2,838.32 = 1,125.25/x
  3. Step 3: Cross multiply
    2,056.75x = 2,838.32 × 1,125.25
  4. Step 4: Simplify right side
    2,056.75x = 3,193,819.58
  5. Step 5: Solve for x
    x = 3,193,819.58/2,056.75
  6. Step 6: Final answer
    x = 1,552.85

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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.