Home / 2,558.25-3,837.38-1,019.25

Finding the Fourth Proportional to 2,558.25, 3,837.38 and 1,019.25

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Solution

The fourth proportional to 2,558.25, 3,837.38 and 1,019.25 is: 1,528.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,558.25 : 3,837.38 = 1,019.25 : x
  2. Step 2: Convert to fraction form
    2,558.25/3,837.38 = 1,019.25/x
  3. Step 3: Cross multiply
    2,558.25x = 3,837.38 × 1,019.25
  4. Step 4: Simplify right side
    2,558.25x = 3,911,244.47
  5. Step 5: Solve for x
    x = 3,911,244.47/2,558.25
  6. Step 6: Final answer
    x = 1,528.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.