Home / 3,167.53-4,751.06-1,087.45

Finding the Fourth Proportional to 3,167.53, 4,751.06 and 1,087.45

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Solution

The fourth proportional to 3,167.53, 4,751.06 and 1,087.45 is: 1,631.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,167.53 : 4,751.06 = 1,087.45 : x
  2. Step 2: Convert to fraction form
    3,167.53/4,751.06 = 1,087.45/x
  3. Step 3: Cross multiply
    3,167.53x = 4,751.06 × 1,087.45
  4. Step 4: Simplify right side
    3,167.53x = 5,166,522.88
  5. Step 5: Solve for x
    x = 5,166,522.88/3,167.53
  6. Step 6: Final answer
    x = 1,631.09

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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.