Home / 3,205.01-4,422.70-1,842.32

Finding the Fourth Proportional to 3,205.01, 4,422.70 and 1,842.32

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Solution

The fourth proportional to 3,205.01, 4,422.70 and 1,842.32 is: 2,542.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,205.01 : 4,422.70 = 1,842.32 : x
  2. Step 2: Convert to fraction form
    3,205.01/4,422.70 = 1,842.32/x
  3. Step 3: Cross multiply
    3,205.01x = 4,422.70 × 1,842.32
  4. Step 4: Simplify right side
    3,205.01x = 8,148,042.02
  5. Step 5: Solve for x
    x = 8,148,042.02/3,205.01
  6. Step 6: Final answer
    x = 2,542.28

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1.5x scale

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.