Home / 3,883.48-5,820.03-1,415.98

Finding the Fourth Proportional to 3,883.48, 5,820.03 and 1,415.98

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Solution

The fourth proportional to 3,883.48, 5,820.03 and 1,415.98 is: 2,122.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,883.48 : 5,820.03 = 1,415.98 : x
  2. Step 2: Convert to fraction form
    3,883.48/5,820.03 = 1,415.98/x
  3. Step 3: Cross multiply
    3,883.48x = 5,820.03 × 1,415.98
  4. Step 4: Simplify right side
    3,883.48x = 8,241,046.08
  5. Step 5: Solve for x
    x = 8,241,046.08/3,883.48
  6. Step 6: Final answer
    x = 2,122.08

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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.