Home / 4,611.94-6,917.02-2,112.59

Finding the Fourth Proportional to 4,611.94, 6,917.02 and 2,112.59

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Solution

The fourth proportional to 4,611.94, 6,917.02 and 2,112.59 is: 3,168.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,611.94 : 6,917.02 = 2,112.59 : x
  2. Step 2: Convert to fraction form
    4,611.94/6,917.02 = 2,112.59/x
  3. Step 3: Cross multiply
    4,611.94x = 6,917.02 × 2,112.59
  4. Step 4: Simplify right side
    4,611.94x = 14,612,787.42
  5. Step 5: Solve for x
    x = 14,612,787.42/4,611.94
  6. Step 6: Final answer
    x = 3,168.47

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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.