Home / 1,883.74-2,822.64-1,223.59

Finding the Fourth Proportional to 1,883.74, 2,822.64 and 1,223.59

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Solution

The fourth proportional to 1,883.74, 2,822.64 and 1,223.59 is: 1,833.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,883.74 : 2,822.64 = 1,223.59 : x
  2. Step 2: Convert to fraction form
    1,883.74/2,822.64 = 1,223.59/x
  3. Step 3: Cross multiply
    1,883.74x = 2,822.64 × 1,223.59
  4. Step 4: Simplify right side
    1,883.74x = 3,453,754.08
  5. Step 5: Solve for x
    x = 3,453,754.08/1,883.74
  6. Step 6: Final answer
    x = 1,833.46

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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.