Home / 2,237.79-3,087.33-1,353.27

Finding the Fourth Proportional to 2,237.79, 3,087.33 and 1,353.27

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Solution

The fourth proportional to 2,237.79, 3,087.33 and 1,353.27 is: 1,867.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,237.79 : 3,087.33 = 1,353.27 : x
  2. Step 2: Convert to fraction form
    2,237.79/3,087.33 = 1,353.27/x
  3. Step 3: Cross multiply
    2,237.79x = 3,087.33 × 1,353.27
  4. Step 4: Simplify right side
    2,237.79x = 4,177,991.07
  5. Step 5: Solve for x
    x = 4,177,991.07/2,237.79
  6. Step 6: Final answer
    x = 1,867.02

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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.