Home / 3,236.99-4,466.91-1,911.12

Finding the Fourth Proportional to 3,236.99, 4,466.91 and 1,911.12

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Solution

The fourth proportional to 3,236.99, 4,466.91 and 1,911.12 is: 2,637.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,236.99 : 4,466.91 = 1,911.12 : x
  2. Step 2: Convert to fraction form
    3,236.99/4,466.91 = 1,911.12/x
  3. Step 3: Cross multiply
    3,236.99x = 4,466.91 × 1,911.12
  4. Step 4: Simplify right side
    3,236.99x = 8,536,777.12
  5. Step 5: Solve for x
    x = 8,536,777.12/3,236.99
  6. Step 6: Final answer
    x = 2,637.26

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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.