Home / 1,359.22-1,876.73-1,202.03

Finding the Fourth Proportional to 1,359.22, 1,876.73 and 1,202.03

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Solution

The fourth proportional to 1,359.22, 1,876.73 and 1,202.03 is: 1,659.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359.22 : 1,876.73 = 1,202.03 : x
  2. Step 2: Convert to fraction form
    1,359.22/1,876.73 = 1,202.03/x
  3. Step 3: Cross multiply
    1,359.22x = 1,876.73 × 1,202.03
  4. Step 4: Simplify right side
    1,359.22x = 2,255,885.76
  5. Step 5: Solve for x
    x = 2,255,885.76/1,359.22
  6. Step 6: Final answer
    x = 1,659.69

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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.