Home / 2,724.93-4,084.20-1,260.99

Finding the Fourth Proportional to 2,724.93, 4,084.20 and 1,260.99

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Solution

The fourth proportional to 2,724.93, 4,084.20 and 1,260.99 is: 1,890.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,724.93 : 4,084.20 = 1,260.99 : x
  2. Step 2: Convert to fraction form
    2,724.93/4,084.20 = 1,260.99/x
  3. Step 3: Cross multiply
    2,724.93x = 4,084.20 × 1,260.99
  4. Step 4: Simplify right side
    2,724.93x = 5,150,135.36
  5. Step 5: Solve for x
    x = 5,150,135.36/2,724.93
  6. Step 6: Final answer
    x = 1,890.01

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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.