Home / 2,940.55-4,058.01-1,614.38

Finding the Fourth Proportional to 2,940.55, 4,058.01 and 1,614.38

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Solution

The fourth proportional to 2,940.55, 4,058.01 and 1,614.38 is: 2,227.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940.55 : 4,058.01 = 1,614.38 : x
  2. Step 2: Convert to fraction form
    2,940.55/4,058.01 = 1,614.38/x
  3. Step 3: Cross multiply
    2,940.55x = 4,058.01 × 1,614.38
  4. Step 4: Simplify right side
    2,940.55x = 6,551,170.18
  5. Step 5: Solve for x
    x = 6,551,170.18/2,940.55
  6. Step 6: Final answer
    x = 2,227.87

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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.