Home / 3,231.93-4,462.11-2,289.72

Finding the Fourth Proportional to 3,231.93, 4,462.11 and 2,289.72

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Solution

The fourth proportional to 3,231.93, 4,462.11 and 2,289.72 is: 3,161.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231.93 : 4,462.11 = 2,289.72 : x
  2. Step 2: Convert to fraction form
    3,231.93/4,462.11 = 2,289.72/x
  3. Step 3: Cross multiply
    3,231.93x = 4,462.11 × 2,289.72
  4. Step 4: Simplify right side
    3,231.93x = 10,216,982.51
  5. Step 5: Solve for x
    x = 10,216,982.51/3,231.93
  6. Step 6: Final answer
    x = 3,161.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.