Home / 6,142.17-9,213.22-1,759.63

Finding the Fourth Proportional to 6,142.17, 9,213.22 and 1,759.63

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Solution

The fourth proportional to 6,142.17, 9,213.22 and 1,759.63 is: 2,639.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,142.17 : 9,213.22 = 1,759.63 : x
  2. Step 2: Convert to fraction form
    6,142.17/9,213.22 = 1,759.63/x
  3. Step 3: Cross multiply
    6,142.17x = 9,213.22 × 1,759.63
  4. Step 4: Simplify right side
    6,142.17x = 16,211,858.31
  5. Step 5: Solve for x
    x = 16,211,858.31/6,142.17
  6. Step 6: Final answer
    x = 2,639.43

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Double scale
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Similar ratio
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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.