Home / 3,022.60-4,159.38-2,674.12

Finding the Fourth Proportional to 3,022.60, 4,159.38 and 2,674.12

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Solution

The fourth proportional to 3,022.60, 4,159.38 and 2,674.12 is: 3,679.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,022.60 : 4,159.38 = 2,674.12 : x
  2. Step 2: Convert to fraction form
    3,022.60/4,159.38 = 2,674.12/x
  3. Step 3: Cross multiply
    3,022.60x = 4,159.38 × 2,674.12
  4. Step 4: Simplify right side
    3,022.60x = 11,122,681.25
  5. Step 5: Solve for x
    x = 11,122,681.25/3,022.60
  6. Step 6: Final answer
    x = 3,679.84

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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.