Home / 4,148.54-5,724.93-2,380.42

Finding the Fourth Proportional to 4,148.54, 5,724.93 and 2,380.42

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Solution

The fourth proportional to 4,148.54, 5,724.93 and 2,380.42 is: 3,284.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,148.54 : 5,724.93 = 2,380.42 : x
  2. Step 2: Convert to fraction form
    4,148.54/5,724.93 = 2,380.42/x
  3. Step 3: Cross multiply
    4,148.54x = 5,724.93 × 2,380.42
  4. Step 4: Simplify right side
    4,148.54x = 13,627,732.48
  5. Step 5: Solve for x
    x = 13,627,732.48/4,148.54
  6. Step 6: Final answer
    x = 3,284.95

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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.