Home / 2,940.74-4,058.36-1,614.57

Finding the Fourth Proportional to 2,940.74, 4,058.36 and 1,614.57

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Solution

The fourth proportional to 2,940.74, 4,058.36 and 1,614.57 is: 2,228.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,940.74 : 4,058.36 = 1,614.57 : x
  2. Step 2: Convert to fraction form
    2,940.74/4,058.36 = 1,614.57/x
  3. Step 3: Cross multiply
    2,940.74x = 4,058.36 × 1,614.57
  4. Step 4: Simplify right side
    2,940.74x = 6,552,498.23
  5. Step 5: Solve for x
    x = 6,552,498.23/2,940.74
  6. Step 6: Final answer
    x = 2,228.18

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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.