Home / 2,194.90-3,028.74-1,250.91

Finding the Fourth Proportional to 2,194.90, 3,028.74 and 1,250.91

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Solution

The fourth proportional to 2,194.90, 3,028.74 and 1,250.91 is: 1,726.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,194.90 : 3,028.74 = 1,250.91 : x
  2. Step 2: Convert to fraction form
    2,194.90/3,028.74 = 1,250.91/x
  3. Step 3: Cross multiply
    2,194.90x = 3,028.74 × 1,250.91
  4. Step 4: Simplify right side
    2,194.90x = 3,788,683.50
  5. Step 5: Solve for x
    x = 3,788,683.50/2,194.90
  6. Step 6: Final answer
    x = 1,726.13

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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.