Home / 2,610.88-3,603.36-1,682.08

Finding the Fourth Proportional to 2,610.88, 3,603.36 and 1,682.08

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Solution

The fourth proportional to 2,610.88, 3,603.36 and 1,682.08 is: 2,321.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,610.88 : 3,603.36 = 1,682.08 : x
  2. Step 2: Convert to fraction form
    2,610.88/3,603.36 = 1,682.08/x
  3. Step 3: Cross multiply
    2,610.88x = 3,603.36 × 1,682.08
  4. Step 4: Simplify right side
    2,610.88x = 6,061,139.79
  5. Step 5: Solve for x
    x = 6,061,139.79/2,610.88
  6. Step 6: Final answer
    x = 2,321.49

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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.