Home / 2,084.55-2,875.43-1,376.41

Finding the Fourth Proportional to 2,084.55, 2,875.43 and 1,376.41

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Solution

The fourth proportional to 2,084.55, 2,875.43 and 1,376.41 is: 1,898.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,084.55 : 2,875.43 = 1,376.41 : x
  2. Step 2: Convert to fraction form
    2,084.55/2,875.43 = 1,376.41/x
  3. Step 3: Cross multiply
    2,084.55x = 2,875.43 × 1,376.41
  4. Step 4: Simplify right side
    2,084.55x = 3,957,772.25
  5. Step 5: Solve for x
    x = 3,957,772.25/2,084.55
  6. Step 6: Final answer
    x = 1,898.62

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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.