Home / 3,579.83-5,370.35-1,114.16

Finding the Fourth Proportional to 3,579.83, 5,370.35 and 1,114.16

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Solution

The fourth proportional to 3,579.83, 5,370.35 and 1,114.16 is: 1,671.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579.83 : 5,370.35 = 1,114.16 : x
  2. Step 2: Convert to fraction form
    3,579.83/5,370.35 = 1,114.16/x
  3. Step 3: Cross multiply
    3,579.83x = 5,370.35 × 1,114.16
  4. Step 4: Simplify right side
    3,579.83x = 5,983,429.16
  5. Step 5: Solve for x
    x = 5,983,429.16/3,579.83
  6. Step 6: Final answer
    x = 1,671.43

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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.