Home / 2,908.55-4,013.87-1,649.37

Finding the Fourth Proportional to 2,908.55, 4,013.87 and 1,649.37

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Solution

The fourth proportional to 2,908.55, 4,013.87 and 1,649.37 is: 2,276.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,908.55 : 4,013.87 = 1,649.37 : x
  2. Step 2: Convert to fraction form
    2,908.55/4,013.87 = 1,649.37/x
  3. Step 3: Cross multiply
    2,908.55x = 4,013.87 × 1,649.37
  4. Step 4: Simplify right side
    2,908.55x = 6,620,343.62
  5. Step 5: Solve for x
    x = 6,620,343.62/2,908.55
  6. Step 6: Final answer
    x = 2,276.17

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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.