Home / 2,729.23-3,765.45-1,610.54

Finding the Fourth Proportional to 2,729.23, 3,765.45 and 1,610.54

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Solution

The fourth proportional to 2,729.23, 3,765.45 and 1,610.54 is: 2,222.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729.23 : 3,765.45 = 1,610.54 : x
  2. Step 2: Convert to fraction form
    2,729.23/3,765.45 = 1,610.54/x
  3. Step 3: Cross multiply
    2,729.23x = 3,765.45 × 1,610.54
  4. Step 4: Simplify right side
    2,729.23x = 6,064,409.18
  5. Step 5: Solve for x
    x = 6,064,409.18/2,729.23
  6. Step 6: Final answer
    x = 2,222.02

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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.