Home / 3,439.51-4,759.02-2,998.33

Finding the Fourth Proportional to 3,439.51, 4,759.02 and 2,998.33

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Solution

The fourth proportional to 3,439.51, 4,759.02 and 2,998.33 is: 4,148.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439.51 : 4,759.02 = 2,998.33 : x
  2. Step 2: Convert to fraction form
    3,439.51/4,759.02 = 2,998.33/x
  3. Step 3: Cross multiply
    3,439.51x = 4,759.02 × 2,998.33
  4. Step 4: Simplify right side
    3,439.51x = 14,269,100.54
  5. Step 5: Solve for x
    x = 14,269,100.54/3,439.51
  6. Step 6: Final answer
    x = 4,148.59

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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.