Home / 7,912.44-11,860.56-4,014.72

Finding the Fourth Proportional to 7,912.44, 11,860.56 and 4,014.72

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Solution

The fourth proportional to 7,912.44, 11,860.56 and 4,014.72 is: 6,017.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,912.44 : 11,860.56 = 4,014.72 : x
  2. Step 2: Convert to fraction form
    7,912.44/11,860.56 = 4,014.72/x
  3. Step 3: Cross multiply
    7,912.44x = 11,860.56 × 4,014.72
  4. Step 4: Simplify right side
    7,912.44x = 47,616,827.44
  5. Step 5: Solve for x
    x = 47,616,827.44/7,912.44
  6. Step 6: Final answer
    x = 6,017.97

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1.5x scale

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.