Home / 1,437.73-1,981.82-1,202.46

Finding the Fourth Proportional to 1,437.73, 1,981.82 and 1,202.46

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Solution

The fourth proportional to 1,437.73, 1,981.82 and 1,202.46 is: 1,657.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437.73 : 1,981.82 = 1,202.46 : x
  2. Step 2: Convert to fraction form
    1,437.73/1,981.82 = 1,202.46/x
  3. Step 3: Cross multiply
    1,437.73x = 1,981.82 × 1,202.46
  4. Step 4: Simplify right side
    1,437.73x = 2,383,059.28
  5. Step 5: Solve for x
    x = 2,383,059.28/1,437.73
  6. Step 6: Final answer
    x = 1,657.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.