Home / 2,202.36-3,036.46-1,573.64

Finding the Fourth Proportional to 2,202.36, 3,036.46 and 1,573.64

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Solution

The fourth proportional to 2,202.36, 3,036.46 and 1,573.64 is: 2,169.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202.36 : 3,036.46 = 1,573.64 : x
  2. Step 2: Convert to fraction form
    2,202.36/3,036.46 = 1,573.64/x
  3. Step 3: Cross multiply
    2,202.36x = 3,036.46 × 1,573.64
  4. Step 4: Simplify right side
    2,202.36x = 4,778,294.91
  5. Step 5: Solve for x
    x = 4,778,294.91/2,202.36
  6. Step 6: Final answer
    x = 2,169.62

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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.