Home / 3,019.67-4,165.73-2,135.96

Finding the Fourth Proportional to 3,019.67, 4,165.73 and 2,135.96

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Solution

The fourth proportional to 3,019.67, 4,165.73 and 2,135.96 is: 2,946.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.67 : 4,165.73 = 2,135.96 : x
  2. Step 2: Convert to fraction form
    3,019.67/4,165.73 = 2,135.96/x
  3. Step 3: Cross multiply
    3,019.67x = 4,165.73 × 2,135.96
  4. Step 4: Simplify right side
    3,019.67x = 8,897,840.40
  5. Step 5: Solve for x
    x = 8,897,840.40/3,019.67
  6. Step 6: Final answer
    x = 2,946.62

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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.