Home / 2,724.62-4,083.56-1,555.60

Finding the Fourth Proportional to 2,724.62, 4,083.56 and 1,555.60

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Solution

The fourth proportional to 2,724.62, 4,083.56 and 1,555.60 is: 2,331.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,724.62 : 4,083.56 = 1,555.60 : x
  2. Step 2: Convert to fraction form
    2,724.62/4,083.56 = 1,555.60/x
  3. Step 3: Cross multiply
    2,724.62x = 4,083.56 × 1,555.60
  4. Step 4: Simplify right side
    2,724.62x = 6,352,385.94
  5. Step 5: Solve for x
    x = 6,352,385.94/2,724.62
  6. Step 6: Final answer
    x = 2,331.48

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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.