Home / 5,071.41-6,998.00-3,081.51

Finding the Fourth Proportional to 5,071.41, 6,998.00 and 3,081.51

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Solution

The fourth proportional to 5,071.41, 6,998.00 and 3,081.51 is: 4,252.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071.41 : 6,998.00 = 3,081.51 : x
  2. Step 2: Convert to fraction form
    5,071.41/6,998.00 = 3,081.51/x
  3. Step 3: Cross multiply
    5,071.41x = 6,998.00 × 3,081.51
  4. Step 4: Simplify right side
    5,071.41x = 21,564,391.57
  5. Step 5: Solve for x
    x = 21,564,391.57/5,071.41
  6. Step 6: Final answer
    x = 4,252.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.