Home / 2,415.04-3,619.72-1,027.96

Finding the Fourth Proportional to 2,415.04, 3,619.72 and 1,027.96

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Solution

The fourth proportional to 2,415.04, 3,619.72 and 1,027.96 is: 1,540.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,415.04 : 3,619.72 = 1,027.96 : x
  2. Step 2: Convert to fraction form
    2,415.04/3,619.72 = 1,027.96/x
  3. Step 3: Cross multiply
    2,415.04x = 3,619.72 × 1,027.96
  4. Step 4: Simplify right side
    2,415.04x = 3,720,927.37
  5. Step 5: Solve for x
    x = 3,720,927.37/2,415.04
  6. Step 6: Final answer
    x = 1,540.73

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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.