Home / 3,924.19-5,418.14-2,563.77

Finding the Fourth Proportional to 3,924.19, 5,418.14 and 2,563.77

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Solution

The fourth proportional to 3,924.19, 5,418.14 and 2,563.77 is: 3,539.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,924.19 : 5,418.14 = 2,563.77 : x
  2. Step 2: Convert to fraction form
    3,924.19/5,418.14 = 2,563.77/x
  3. Step 3: Cross multiply
    3,924.19x = 5,418.14 × 2,563.77
  4. Step 4: Simplify right side
    3,924.19x = 13,890,864.79
  5. Step 5: Solve for x
    x = 13,890,864.79/3,924.19
  6. Step 6: Final answer
    x = 3,539.80

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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.