Home / 4,443.68-6,126.36-3,186.56

Finding the Fourth Proportional to 4,443.68, 6,126.36 and 3,186.56

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Solution

The fourth proportional to 4,443.68, 6,126.36 and 3,186.56 is: 4,393.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,443.68 : 6,126.36 = 3,186.56 : x
  2. Step 2: Convert to fraction form
    4,443.68/6,126.36 = 3,186.56/x
  3. Step 3: Cross multiply
    4,443.68x = 6,126.36 × 3,186.56
  4. Step 4: Simplify right side
    4,443.68x = 19,522,013.72
  5. Step 5: Solve for x
    x = 19,522,013.72/4,443.68
  6. Step 6: Final answer
    x = 4,393.21

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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.