Home / 4,094.40-6,141.78-1,172.64

Finding the Fourth Proportional to 4,094.40, 6,141.78 and 1,172.64

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Solution

The fourth proportional to 4,094.40, 6,141.78 and 1,172.64 is: 1,759.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,094.40 : 6,141.78 = 1,172.64 : x
  2. Step 2: Convert to fraction form
    4,094.40/6,141.78 = 1,172.64/x
  3. Step 3: Cross multiply
    4,094.40x = 6,141.78 × 1,172.64
  4. Step 4: Simplify right side
    4,094.40x = 7,202,096.90
  5. Step 5: Solve for x
    x = 7,202,096.90/4,094.40
  6. Step 6: Final answer
    x = 1,759.01

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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.