Home / 4,071.21-6,107.64-1,731.21

Finding the Fourth Proportional to 4,071.21, 6,107.64 and 1,731.21

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Solution

The fourth proportional to 4,071.21, 6,107.64 and 1,731.21 is: 2,597.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,071.21 : 6,107.64 = 1,731.21 : x
  2. Step 2: Convert to fraction form
    4,071.21/6,107.64 = 1,731.21/x
  3. Step 3: Cross multiply
    4,071.21x = 6,107.64 × 1,731.21
  4. Step 4: Simplify right side
    4,071.21x = 10,573,607.44
  5. Step 5: Solve for x
    x = 10,573,607.44/4,071.21
  6. Step 6: Final answer
    x = 2,597.17

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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.