Home / 6,743.63-10,117.07-2,126.63

Finding the Fourth Proportional to 6,743.63, 10,117.07 and 2,126.63

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Solution

The fourth proportional to 6,743.63, 10,117.07 and 2,126.63 is: 3,190.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,743.63 : 10,117.07 = 2,126.63 : x
  2. Step 2: Convert to fraction form
    6,743.63/10,117.07 = 2,126.63/x
  3. Step 3: Cross multiply
    6,743.63x = 10,117.07 × 2,126.63
  4. Step 4: Simplify right side
    6,743.63x = 21,515,203.36
  5. Step 5: Solve for x
    x = 21,515,203.36/6,743.63
  6. Step 6: Final answer
    x = 3,190.45

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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.