Home / 2,331.11-3,483.81-2,196.25

Finding the Fourth Proportional to 2,331.11, 3,483.81 and 2,196.25

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Solution

The fourth proportional to 2,331.11, 3,483.81 and 2,196.25 is: 3,282.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331.11 : 3,483.81 = 2,196.25 : x
  2. Step 2: Convert to fraction form
    2,331.11/3,483.81 = 2,196.25/x
  3. Step 3: Cross multiply
    2,331.11x = 3,483.81 × 2,196.25
  4. Step 4: Simplify right side
    2,331.11x = 7,651,309.00
  5. Step 5: Solve for x
    x = 7,651,309.00/2,331.11
  6. Step 6: Final answer
    x = 3,282.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.