Home / 2,202.47-3,043.43-1,603.92

Finding the Fourth Proportional to 2,202.47, 3,043.43 and 1,603.92

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Solution

The fourth proportional to 2,202.47, 3,043.43 and 1,603.92 is: 2,216.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202.47 : 3,043.43 = 1,603.92 : x
  2. Step 2: Convert to fraction form
    2,202.47/3,043.43 = 1,603.92/x
  3. Step 3: Cross multiply
    2,202.47x = 3,043.43 × 1,603.92
  4. Step 4: Simplify right side
    2,202.47x = 4,881,422.26
  5. Step 5: Solve for x
    x = 4,881,422.26/2,202.47
  6. Step 6: Final answer
    x = 2,216.34

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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.