Home / 3,396.19-4,686.65-2,069.41

Finding the Fourth Proportional to 3,396.19, 4,686.65 and 2,069.41

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Solution

The fourth proportional to 3,396.19, 4,686.65 and 2,069.41 is: 2,855.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,396.19 : 4,686.65 = 2,069.41 : x
  2. Step 2: Convert to fraction form
    3,396.19/4,686.65 = 2,069.41/x
  3. Step 3: Cross multiply
    3,396.19x = 4,686.65 × 2,069.41
  4. Step 4: Simplify right side
    3,396.19x = 9,698,590.03
  5. Step 5: Solve for x
    x = 9,698,590.03/3,396.19
  6. Step 6: Final answer
    x = 2,855.73

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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.