Home / 3,077.19-4,225.05-2,997

Finding the Fourth Proportional to 3,077.19, 4,225.05 and 2,997

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Solution

The fourth proportional to 3,077.19, 4,225.05 and 2,997 is: 4,114.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077.19 : 4,225.05 = 2,997 : x
  2. Step 2: Convert to fraction form
    3,077.19/4,225.05 = 2,997/x
  3. Step 3: Cross multiply
    3,077.19x = 4,225.05 × 2,997
  4. Step 4: Simplify right side
    3,077.19x = 12,662,474.85
  5. Step 5: Solve for x
    x = 12,662,474.85/3,077.19
  6. Step 6: Final answer
    x = 4,114.95

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.