Home / 2,325.88-3,201.69-2,009.22

Finding the Fourth Proportional to 2,325.88, 3,201.69 and 2,009.22

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Solution

The fourth proportional to 2,325.88, 3,201.69 and 2,009.22 is: 2,765.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,325.88 : 3,201.69 = 2,009.22 : x
  2. Step 2: Convert to fraction form
    2,325.88/3,201.69 = 2,009.22/x
  3. Step 3: Cross multiply
    2,325.88x = 3,201.69 × 2,009.22
  4. Step 4: Simplify right side
    2,325.88x = 6,432,899.58
  5. Step 5: Solve for x
    x = 6,432,899.58/2,325.88
  6. Step 6: Final answer
    x = 2,765.79

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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.