Home / 3,611.29-4,983.70-2,176.07

Finding the Fourth Proportional to 3,611.29, 4,983.70 and 2,176.07

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Solution

The fourth proportional to 3,611.29, 4,983.70 and 2,176.07 is: 3,003.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611.29 : 4,983.70 = 2,176.07 : x
  2. Step 2: Convert to fraction form
    3,611.29/4,983.70 = 2,176.07/x
  3. Step 3: Cross multiply
    3,611.29x = 4,983.70 × 2,176.07
  4. Step 4: Simplify right side
    3,611.29x = 10,844,880.06
  5. Step 5: Solve for x
    x = 10,844,880.06/3,611.29
  6. Step 6: Final answer
    x = 3,003.05

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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.