Home / 2,331.23-3,496.39-1,098.31

Finding the Fourth Proportional to 2,331.23, 3,496.39 and 1,098.31

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Solution

The fourth proportional to 2,331.23, 3,496.39 and 1,098.31 is: 1,647.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331.23 : 3,496.39 = 1,098.31 : x
  2. Step 2: Convert to fraction form
    2,331.23/3,496.39 = 1,098.31/x
  3. Step 3: Cross multiply
    2,331.23x = 3,496.39 × 1,098.31
  4. Step 4: Simplify right side
    2,331.23x = 3,840,120.10
  5. Step 5: Solve for x
    x = 3,840,120.10/2,331.23
  6. Step 6: Final answer
    x = 1,647.25

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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.