Home / 2,611.77-3,604.40-1,726.03

Finding the Fourth Proportional to 2,611.77, 3,604.40 and 1,726.03

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Solution

The fourth proportional to 2,611.77, 3,604.40 and 1,726.03 is: 2,382.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,611.77 : 3,604.40 = 1,726.03 : x
  2. Step 2: Convert to fraction form
    2,611.77/3,604.40 = 1,726.03/x
  3. Step 3: Cross multiply
    2,611.77x = 3,604.40 × 1,726.03
  4. Step 4: Simplify right side
    2,611.77x = 6,221,293.90
  5. Step 5: Solve for x
    x = 6,221,293.90/2,611.77
  6. Step 6: Final answer
    x = 2,382.03

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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.