Home / 4,943.06-7,414.23-2,131.77

Finding the Fourth Proportional to 4,943.06, 7,414.23 and 2,131.77

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Solution

The fourth proportional to 4,943.06, 7,414.23 and 2,131.77 is: 3,197.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943.06 : 7,414.23 = 2,131.77 : x
  2. Step 2: Convert to fraction form
    4,943.06/7,414.23 = 2,131.77/x
  3. Step 3: Cross multiply
    4,943.06x = 7,414.23 × 2,131.77
  4. Step 4: Simplify right side
    4,943.06x = 15,805,427.18
  5. Step 5: Solve for x
    x = 15,805,427.18/4,943.06
  6. Step 6: Final answer
    x = 3,197.50

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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.