Home / 2,724.48-4,106.66-2,490.75

Finding the Fourth Proportional to 2,724.48, 4,106.66 and 2,490.75

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Solution

The fourth proportional to 2,724.48, 4,106.66 and 2,490.75 is: 3,754.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,724.48 : 4,106.66 = 2,490.75 : x
  2. Step 2: Convert to fraction form
    2,724.48/4,106.66 = 2,490.75/x
  3. Step 3: Cross multiply
    2,724.48x = 4,106.66 × 2,490.75
  4. Step 4: Simplify right side
    2,724.48x = 10,228,650.94
  5. Step 5: Solve for x
    x = 10,228,650.94/2,724.48
  6. Step 6: Final answer
    x = 3,754.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.