Home / 3,583.08-4,943.70-2,185.80

Finding the Fourth Proportional to 3,583.08, 4,943.70 and 2,185.80

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Solution

The fourth proportional to 3,583.08, 4,943.70 and 2,185.80 is: 3,015.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,583.08 : 4,943.70 = 2,185.80 : x
  2. Step 2: Convert to fraction form
    3,583.08/4,943.70 = 2,185.80/x
  3. Step 3: Cross multiply
    3,583.08x = 4,943.70 × 2,185.80
  4. Step 4: Simplify right side
    3,583.08x = 10,805,939.46
  5. Step 5: Solve for x
    x = 10,805,939.46/3,583.08
  6. Step 6: Final answer
    x = 3,015.82

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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.