Home / 3,221.10-4,832.02-1,029.32

Finding the Fourth Proportional to 3,221.10, 4,832.02 and 1,029.32

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Solution

The fourth proportional to 3,221.10, 4,832.02 and 1,029.32 is: 1,544.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221.10 : 4,832.02 = 1,029.32 : x
  2. Step 2: Convert to fraction form
    3,221.10/4,832.02 = 1,029.32/x
  3. Step 3: Cross multiply
    3,221.10x = 4,832.02 × 1,029.32
  4. Step 4: Simplify right side
    3,221.10x = 4,973,694.83
  5. Step 5: Solve for x
    x = 4,973,694.83/3,221.10
  6. Step 6: Final answer
    x = 1,544.10

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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.