Home / 1,627.14-2,442.75-1,356.54

Finding the Fourth Proportional to 1,627.14, 2,442.75 and 1,356.54

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Solution

The fourth proportional to 1,627.14, 2,442.75 and 1,356.54 is: 2,036.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,627.14 : 2,442.75 = 1,356.54 : x
  2. Step 2: Convert to fraction form
    1,627.14/2,442.75 = 1,356.54/x
  3. Step 3: Cross multiply
    1,627.14x = 2,442.75 × 1,356.54
  4. Step 4: Simplify right side
    1,627.14x = 3,313,688.09
  5. Step 5: Solve for x
    x = 3,313,688.09/1,627.14
  6. Step 6: Final answer
    x = 2,036.51

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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.