Home / 2,213.42-3,058.61-2,141.33

Finding the Fourth Proportional to 2,213.42, 3,058.61 and 2,141.33

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Solution

The fourth proportional to 2,213.42, 3,058.61 and 2,141.33 is: 2,958.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,213.42 : 3,058.61 = 2,141.33 : x
  2. Step 2: Convert to fraction form
    2,213.42/3,058.61 = 2,141.33/x
  3. Step 3: Cross multiply
    2,213.42x = 3,058.61 × 2,141.33
  4. Step 4: Simplify right side
    2,213.42x = 6,549,467.35
  5. Step 5: Solve for x
    x = 6,549,467.35/2,213.42
  6. Step 6: Final answer
    x = 2,958.99

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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.