Home / 4,157.14-6,236.58-1,384.02

Finding the Fourth Proportional to 4,157.14, 6,236.58 and 1,384.02

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Solution

The fourth proportional to 4,157.14, 6,236.58 and 1,384.02 is: 2,076.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157.14 : 6,236.58 = 1,384.02 : x
  2. Step 2: Convert to fraction form
    4,157.14/6,236.58 = 1,384.02/x
  3. Step 3: Cross multiply
    4,157.14x = 6,236.58 × 1,384.02
  4. Step 4: Simplify right side
    4,157.14x = 8,631,551.45
  5. Step 5: Solve for x
    x = 8,631,551.45/4,157.14
  6. Step 6: Final answer
    x = 2,076.32

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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.