Home / 2,669.23-3,683.64-1,490.41

Finding the Fourth Proportional to 2,669.23, 3,683.64 and 1,490.41

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Solution

The fourth proportional to 2,669.23, 3,683.64 and 1,490.41 is: 2,056.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669.23 : 3,683.64 = 1,490.41 : x
  2. Step 2: Convert to fraction form
    2,669.23/3,683.64 = 1,490.41/x
  3. Step 3: Cross multiply
    2,669.23x = 3,683.64 × 1,490.41
  4. Step 4: Simplify right side
    2,669.23x = 5,490,133.89
  5. Step 5: Solve for x
    x = 5,490,133.89/2,669.23
  6. Step 6: Final answer
    x = 2,056.82

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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.