Home / 3,772.13-5,653.33-2,790.41

Finding the Fourth Proportional to 3,772.13, 5,653.33 and 2,790.41

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Solution

The fourth proportional to 3,772.13, 5,653.33 and 2,790.41 is: 4,182.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,772.13 : 5,653.33 = 2,790.41 : x
  2. Step 2: Convert to fraction form
    3,772.13/5,653.33 = 2,790.41/x
  3. Step 3: Cross multiply
    3,772.13x = 5,653.33 × 2,790.41
  4. Step 4: Simplify right side
    3,772.13x = 15,775,073.32
  5. Step 5: Solve for x
    x = 15,775,073.32/3,772.13
  6. Step 6: Final answer
    x = 4,182.01

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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.