Home / 4,148.56-5,724.84-2,285.44

Finding the Fourth Proportional to 4,148.56, 5,724.84 and 2,285.44

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Solution

The fourth proportional to 4,148.56, 5,724.84 and 2,285.44 is: 3,153.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,148.56 : 5,724.84 = 2,285.44 : x
  2. Step 2: Convert to fraction form
    4,148.56/5,724.84 = 2,285.44/x
  3. Step 3: Cross multiply
    4,148.56x = 5,724.84 × 2,285.44
  4. Step 4: Simplify right side
    4,148.56x = 13,083,778.33
  5. Step 5: Solve for x
    x = 13,083,778.33/4,148.56
  6. Step 6: Final answer
    x = 3,153.81

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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.