Home / 4,741.53-7,112.30-1,231.25

Finding the Fourth Proportional to 4,741.53, 7,112.30 and 1,231.25

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Solution

The fourth proportional to 4,741.53, 7,112.30 and 1,231.25 is: 1,846.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,741.53 : 7,112.30 = 1,231.25 : x
  2. Step 2: Convert to fraction form
    4,741.53/7,112.30 = 1,231.25/x
  3. Step 3: Cross multiply
    4,741.53x = 7,112.30 × 1,231.25
  4. Step 4: Simplify right side
    4,741.53x = 8,756,979.97
  5. Step 5: Solve for x
    x = 8,756,979.97/4,741.53
  6. Step 6: Final answer
    x = 1,846.87

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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.