Home / 2,283.16-3,428.70-2,179.28

Finding the Fourth Proportional to 2,283.16, 3,428.70 and 2,179.28

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Solution

The fourth proportional to 2,283.16, 3,428.70 and 2,179.28 is: 3,272.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,283.16 : 3,428.70 = 2,179.28 : x
  2. Step 2: Convert to fraction form
    2,283.16/3,428.70 = 2,179.28/x
  3. Step 3: Cross multiply
    2,283.16x = 3,428.70 × 2,179.28
  4. Step 4: Simplify right side
    2,283.16x = 7,472,097.34
  5. Step 5: Solve for x
    x = 7,472,097.34/2,283.16
  6. Step 6: Final answer
    x = 3,272.70

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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.