Home / 5,127.44-7,079.16-3,336.56

Finding the Fourth Proportional to 5,127.44, 7,079.16 and 3,336.56

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Solution

The fourth proportional to 5,127.44, 7,079.16 and 3,336.56 is: 4,606.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127.44 : 7,079.16 = 3,336.56 : x
  2. Step 2: Convert to fraction form
    5,127.44/7,079.16 = 3,336.56/x
  3. Step 3: Cross multiply
    5,127.44x = 7,079.16 × 3,336.56
  4. Step 4: Simplify right side
    5,127.44x = 23,620,042.09
  5. Step 5: Solve for x
    x = 23,620,042.09/5,127.44
  6. Step 6: Final answer
    x = 4,606.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.