Home / 2,669.33-3,683.33-1,490.45

Finding the Fourth Proportional to 2,669.33, 3,683.33 and 1,490.45

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Solution

The fourth proportional to 2,669.33, 3,683.33 and 1,490.45 is: 2,056.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669.33 : 3,683.33 = 1,490.45 : x
  2. Step 2: Convert to fraction form
    2,669.33/3,683.33 = 1,490.45/x
  3. Step 3: Cross multiply
    2,669.33x = 3,683.33 × 1,490.45
  4. Step 4: Simplify right side
    2,669.33x = 5,489,819.20
  5. Step 5: Solve for x
    x = 5,489,819.20/2,669.33
  6. Step 6: Final answer
    x = 2,056.63

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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.