Home / 2,496.25-3,442.63-1,998.71

Finding the Fourth Proportional to 2,496.25, 3,442.63 and 1,998.71

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Solution

The fourth proportional to 2,496.25, 3,442.63 and 1,998.71 is: 2,756.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,496.25 : 3,442.63 = 1,998.71 : x
  2. Step 2: Convert to fraction form
    2,496.25/3,442.63 = 1,998.71/x
  3. Step 3: Cross multiply
    2,496.25x = 3,442.63 × 1,998.71
  4. Step 4: Simplify right side
    2,496.25x = 6,880,796.80
  5. Step 5: Solve for x
    x = 6,880,796.80/2,496.25
  6. Step 6: Final answer
    x = 2,756.46

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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.