Home / 2,417.82-3,619.66-1,835.11

Finding the Fourth Proportional to 2,417.82, 3,619.66 and 1,835.11

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Solution

The fourth proportional to 2,417.82, 3,619.66 and 1,835.11 is: 2,747.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,417.82 : 3,619.66 = 1,835.11 : x
  2. Step 2: Convert to fraction form
    2,417.82/3,619.66 = 1,835.11/x
  3. Step 3: Cross multiply
    2,417.82x = 3,619.66 × 1,835.11
  4. Step 4: Simplify right side
    2,417.82x = 6,642,474.26
  5. Step 5: Solve for x
    x = 6,642,474.26/2,417.82
  6. Step 6: Final answer
    x = 2,747.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.