Home / 2,283.22-3,428.68-2,166.32

Finding the Fourth Proportional to 2,283.22, 3,428.68 and 2,166.32

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Solution

The fourth proportional to 2,283.22, 3,428.68 and 2,166.32 is: 3,253.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,283.22 : 3,428.68 = 2,166.32 : x
  2. Step 2: Convert to fraction form
    2,283.22/3,428.68 = 2,166.32/x
  3. Step 3: Cross multiply
    2,283.22x = 3,428.68 × 2,166.32
  4. Step 4: Simplify right side
    2,283.22x = 7,427,618.06
  5. Step 5: Solve for x
    x = 7,427,618.06/2,283.22
  6. Step 6: Final answer
    x = 3,253.13

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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.