Home / 2,489.25-3,435.27-1,495.05

Finding the Fourth Proportional to 2,489.25, 3,435.27 and 1,495.05

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Solution

The fourth proportional to 2,489.25, 3,435.27 and 1,495.05 is: 2,063.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,489.25 : 3,435.27 = 1,495.05 : x
  2. Step 2: Convert to fraction form
    2,489.25/3,435.27 = 1,495.05/x
  3. Step 3: Cross multiply
    2,489.25x = 3,435.27 × 1,495.05
  4. Step 4: Simplify right side
    2,489.25x = 5,135,900.41
  5. Step 5: Solve for x
    x = 5,135,900.41/2,489.25
  6. Step 6: Final answer
    x = 2,063.23

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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.