Home / 3,079.90-4,618.22-1,346.50

Finding the Fourth Proportional to 3,079.90, 4,618.22 and 1,346.50

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Solution

The fourth proportional to 3,079.90, 4,618.22 and 1,346.50 is: 2,019.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,079.90 : 4,618.22 = 1,346.50 : x
  2. Step 2: Convert to fraction form
    3,079.90/4,618.22 = 1,346.50/x
  3. Step 3: Cross multiply
    3,079.90x = 4,618.22 × 1,346.50
  4. Step 4: Simplify right side
    3,079.90x = 6,218,433.23
  5. Step 5: Solve for x
    x = 6,218,433.23/3,079.90
  6. Step 6: Final answer
    x = 2,019.04

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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.