Home / 2,415.06-3,622.59-1,260.54

Finding the Fourth Proportional to 2,415.06, 3,622.59 and 1,260.54

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Solution

The fourth proportional to 2,415.06, 3,622.59 and 1,260.54 is: 1,890.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,415.06 : 3,622.59 = 1,260.54 : x
  2. Step 2: Convert to fraction form
    2,415.06/3,622.59 = 1,260.54/x
  3. Step 3: Cross multiply
    2,415.06x = 3,622.59 × 1,260.54
  4. Step 4: Simplify right side
    2,415.06x = 4,566,419.60
  5. Step 5: Solve for x
    x = 4,566,419.60/2,415.06
  6. Step 6: Final answer
    x = 1,890.81

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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.