Home / 3,511.88-4,846.41-1,940.03

Finding the Fourth Proportional to 3,511.88, 4,846.41 and 1,940.03

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Solution

The fourth proportional to 3,511.88, 4,846.41 and 1,940.03 is: 2,677.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,511.88 : 4,846.41 = 1,940.03 : x
  2. Step 2: Convert to fraction form
    3,511.88/4,846.41 = 1,940.03/x
  3. Step 3: Cross multiply
    3,511.88x = 4,846.41 × 1,940.03
  4. Step 4: Simplify right side
    3,511.88x = 9,402,156.56
  5. Step 5: Solve for x
    x = 9,402,156.56/3,511.88
  6. Step 6: Final answer
    x = 2,677.25

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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.