Home / 5,072.37-6,991.50-3,393.17

Finding the Fourth Proportional to 5,072.37, 6,991.50 and 3,393.17

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Solution

The fourth proportional to 5,072.37, 6,991.50 and 3,393.17 is: 4,676.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072.37 : 6,991.50 = 3,393.17 : x
  2. Step 2: Convert to fraction form
    5,072.37/6,991.50 = 3,393.17/x
  3. Step 3: Cross multiply
    5,072.37x = 6,991.50 × 3,393.17
  4. Step 4: Simplify right side
    5,072.37x = 23,723,348.06
  5. Step 5: Solve for x
    x = 23,723,348.06/5,072.37
  6. Step 6: Final answer
    x = 4,676.98

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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.