Home / 3,083.32-4,621.74-1,622.08

Finding the Fourth Proportional to 3,083.32, 4,621.74 and 1,622.08

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Solution

The fourth proportional to 3,083.32, 4,621.74 and 1,622.08 is: 2,431.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,083.32 : 4,621.74 = 1,622.08 : x
  2. Step 2: Convert to fraction form
    3,083.32/4,621.74 = 1,622.08/x
  3. Step 3: Cross multiply
    3,083.32x = 4,621.74 × 1,622.08
  4. Step 4: Simplify right side
    3,083.32x = 7,496,832.02
  5. Step 5: Solve for x
    x = 7,496,832.02/3,083.32
  6. Step 6: Final answer
    x = 2,431.42

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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.