Home / 11,333.34-16,993.77-3,937.20

Finding the Fourth Proportional to 11,333.34, 16,993.77 and 3,937.20

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Solution

The fourth proportional to 11,333.34, 16,993.77 and 3,937.20 is: 5,903.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,333.34 : 16,993.77 = 3,937.20 : x
  2. Step 2: Convert to fraction form
    11,333.34/16,993.77 = 3,937.20/x
  3. Step 3: Cross multiply
    11,333.34x = 16,993.77 × 3,937.20
  4. Step 4: Simplify right side
    11,333.34x = 66,907,871.24
  5. Step 5: Solve for x
    x = 66,907,871.24/11,333.34
  6. Step 6: Final answer
    x = 5,903.63

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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.