Home / 3,176.81-4,382.98-2,058.61

Finding the Fourth Proportional to 3,176.81, 4,382.98 and 2,058.61

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Solution

The fourth proportional to 3,176.81, 4,382.98 and 2,058.61 is: 2,840.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.81 : 4,382.98 = 2,058.61 : x
  2. Step 2: Convert to fraction form
    3,176.81/4,382.98 = 2,058.61/x
  3. Step 3: Cross multiply
    3,176.81x = 4,382.98 × 2,058.61
  4. Step 4: Simplify right side
    3,176.81x = 9,022,846.46
  5. Step 5: Solve for x
    x = 9,022,846.46/3,176.81
  6. Step 6: Final answer
    x = 2,840.22

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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.