Home / 3,251.13-4,486.56-1,759.05

Finding the Fourth Proportional to 3,251.13, 4,486.56 and 1,759.05

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Solution

The fourth proportional to 3,251.13, 4,486.56 and 1,759.05 is: 2,427.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,251.13 : 4,486.56 = 1,759.05 : x
  2. Step 2: Convert to fraction form
    3,251.13/4,486.56 = 1,759.05/x
  3. Step 3: Cross multiply
    3,251.13x = 4,486.56 × 1,759.05
  4. Step 4: Simplify right side
    3,251.13x = 7,892,083.37
  5. Step 5: Solve for x
    x = 7,892,083.37/3,251.13
  6. Step 6: Final answer
    x = 2,427.49

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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.