Home / 2,941.30-4,058.95-1,682.56

Finding the Fourth Proportional to 2,941.30, 4,058.95 and 1,682.56

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Solution

The fourth proportional to 2,941.30, 4,058.95 and 1,682.56 is: 2,321.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,941.30 : 4,058.95 = 1,682.56 : x
  2. Step 2: Convert to fraction form
    2,941.30/4,058.95 = 1,682.56/x
  3. Step 3: Cross multiply
    2,941.30x = 4,058.95 × 1,682.56
  4. Step 4: Simplify right side
    2,941.30x = 6,829,398.20
  5. Step 5: Solve for x
    x = 6,829,398.20/2,941.30
  6. Step 6: Final answer
    x = 2,321.90

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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.