Home / 2,942.15-4,060.41-1,616.11

Finding the Fourth Proportional to 2,942.15, 4,060.41 and 1,616.11

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Solution

The fourth proportional to 2,942.15, 4,060.41 and 1,616.11 is: 2,230.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942.15 : 4,060.41 = 1,616.11 : x
  2. Step 2: Convert to fraction form
    2,942.15/4,060.41 = 1,616.11/x
  3. Step 3: Cross multiply
    2,942.15x = 4,060.41 × 1,616.11
  4. Step 4: Simplify right side
    2,942.15x = 6,562,069.21
  5. Step 5: Solve for x
    x = 6,562,069.21/2,942.15
  6. Step 6: Final answer
    x = 2,230.37

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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.