Home / 3,108.98-4,664.55-1,161.74

Finding the Fourth Proportional to 3,108.98, 4,664.55 and 1,161.74

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Solution

The fourth proportional to 3,108.98, 4,664.55 and 1,161.74 is: 1,743.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108.98 : 4,664.55 = 1,161.74 : x
  2. Step 2: Convert to fraction form
    3,108.98/4,664.55 = 1,161.74/x
  3. Step 3: Cross multiply
    3,108.98x = 4,664.55 × 1,161.74
  4. Step 4: Simplify right side
    3,108.98x = 5,418,994.32
  5. Step 5: Solve for x
    x = 5,418,994.32/3,108.98
  6. Step 6: Final answer
    x = 1,743.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.