Home / 2,649.96-3,656.97-1,471.14

Finding the Fourth Proportional to 2,649.96, 3,656.97 and 1,471.14

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Solution

The fourth proportional to 2,649.96, 3,656.97 and 1,471.14 is: 2,030.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,649.96 : 3,656.97 = 1,471.14 : x
  2. Step 2: Convert to fraction form
    2,649.96/3,656.97 = 1,471.14/x
  3. Step 3: Cross multiply
    2,649.96x = 3,656.97 × 1,471.14
  4. Step 4: Simplify right side
    2,649.96x = 5,379,914.85
  5. Step 5: Solve for x
    x = 5,379,914.85/2,649.96
  6. Step 6: Final answer
    x = 2,030.19

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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.