Home / 2,062.97-2,846.21-1,223.94

Finding the Fourth Proportional to 2,062.97, 2,846.21 and 1,223.94

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Solution

The fourth proportional to 2,062.97, 2,846.21 and 1,223.94 is: 1,688.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,062.97 : 2,846.21 = 1,223.94 : x
  2. Step 2: Convert to fraction form
    2,062.97/2,846.21 = 1,223.94/x
  3. Step 3: Cross multiply
    2,062.97x = 2,846.21 × 1,223.94
  4. Step 4: Simplify right side
    2,062.97x = 3,483,581.13
  5. Step 5: Solve for x
    x = 3,483,581.13/2,062.97
  6. Step 6: Final answer
    x = 1,688.63

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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.