Home / 2,611.22-3,896.39-2,335

Finding the Fourth Proportional to 2,611.22, 3,896.39 and 2,335

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Solution

The fourth proportional to 2,611.22, 3,896.39 and 2,335 is: 3,484.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,611.22 : 3,896.39 = 2,335 : x
  2. Step 2: Convert to fraction form
    2,611.22/3,896.39 = 2,335/x
  3. Step 3: Cross multiply
    2,611.22x = 3,896.39 × 2,335
  4. Step 4: Simplify right side
    2,611.22x = 9,098,058.98
  5. Step 5: Solve for x
    x = 9,098,058.98/2,611.22
  6. Step 6: Final answer
    x = 3,484.22

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.