Home / 3,238.04-4,468.49-1,840.79

Finding the Fourth Proportional to 3,238.04, 4,468.49 and 1,840.79

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Solution

The fourth proportional to 3,238.04, 4,468.49 and 1,840.79 is: 2,540.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238.04 : 4,468.49 = 1,840.79 : x
  2. Step 2: Convert to fraction form
    3,238.04/4,468.49 = 1,840.79/x
  3. Step 3: Cross multiply
    3,238.04x = 4,468.49 × 1,840.79
  4. Step 4: Simplify right side
    3,238.04x = 8,225,520.16
  5. Step 5: Solve for x
    x = 8,225,520.16/3,238.04
  6. Step 6: Final answer
    x = 2,540.28

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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.