Home / 7,946.10-11,912.92-5,018.25

Finding the Fourth Proportional to 7,946.10, 11,912.92 and 5,018.25

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Solution

The fourth proportional to 7,946.10, 11,912.92 and 5,018.25 is: 7,523.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,946.10 : 11,912.92 = 5,018.25 : x
  2. Step 2: Convert to fraction form
    7,946.10/11,912.92 = 5,018.25/x
  3. Step 3: Cross multiply
    7,946.10x = 11,912.92 × 5,018.25
  4. Step 4: Simplify right side
    7,946.10x = 59,782,010.79
  5. Step 5: Solve for x
    x = 59,782,010.79/7,946.10
  6. Step 6: Final answer
    x = 7,523.44

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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.