Home / 5,055.41-7,584.19-1,768.61

Finding the Fourth Proportional to 5,055.41, 7,584.19 and 1,768.61

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Solution

The fourth proportional to 5,055.41, 7,584.19 and 1,768.61 is: 2,653.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055.41 : 7,584.19 = 1,768.61 : x
  2. Step 2: Convert to fraction form
    5,055.41/7,584.19 = 1,768.61/x
  3. Step 3: Cross multiply
    5,055.41x = 7,584.19 × 1,768.61
  4. Step 4: Simplify right side
    5,055.41x = 13,413,457.53
  5. Step 5: Solve for x
    x = 13,413,457.53/5,055.41
  6. Step 6: Final answer
    x = 2,653.29

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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.