Home / 2,941.39-4,058.96-1,682.31

Finding the Fourth Proportional to 2,941.39, 4,058.96 and 1,682.31

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Solution

The fourth proportional to 2,941.39, 4,058.96 and 1,682.31 is: 2,321.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,941.39 : 4,058.96 = 1,682.31 : x
  2. Step 2: Convert to fraction form
    2,941.39/4,058.96 = 1,682.31/x
  3. Step 3: Cross multiply
    2,941.39x = 4,058.96 × 1,682.31
  4. Step 4: Simplify right side
    2,941.39x = 6,828,433.20
  5. Step 5: Solve for x
    x = 6,828,433.20/2,941.39
  6. Step 6: Final answer
    x = 2,321.50

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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.