Home / 3,107.23-4,657.97-1,158.03

Finding the Fourth Proportional to 3,107.23, 4,657.97 and 1,158.03

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Solution

The fourth proportional to 3,107.23, 4,657.97 and 1,158.03 is: 1,735.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,107.23 : 4,657.97 = 1,158.03 : x
  2. Step 2: Convert to fraction form
    3,107.23/4,657.97 = 1,158.03/x
  3. Step 3: Cross multiply
    3,107.23x = 4,657.97 × 1,158.03
  4. Step 4: Simplify right side
    3,107.23x = 5,394,071.89
  5. Step 5: Solve for x
    x = 5,394,071.89/3,107.23
  6. Step 6: Final answer
    x = 1,735.98

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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.