Home / 2,840.25-4,261.25-1,454.56

Finding the Fourth Proportional to 2,840.25, 4,261.25 and 1,454.56

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Solution

The fourth proportional to 2,840.25, 4,261.25 and 1,454.56 is: 2,182.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,840.25 : 4,261.25 = 1,454.56 : x
  2. Step 2: Convert to fraction form
    2,840.25/4,261.25 = 1,454.56/x
  3. Step 3: Cross multiply
    2,840.25x = 4,261.25 × 1,454.56
  4. Step 4: Simplify right side
    2,840.25x = 6,198,243.80
  5. Step 5: Solve for x
    x = 6,198,243.80/2,840.25
  6. Step 6: Final answer
    x = 2,182.29

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1.5x scale

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.