Home / 3,092.94-4,268.18-1,816.80

Finding the Fourth Proportional to 3,092.94, 4,268.18 and 1,816.80

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Solution

The fourth proportional to 3,092.94, 4,268.18 and 1,816.80 is: 2,507.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,092.94 : 4,268.18 = 1,816.80 : x
  2. Step 2: Convert to fraction form
    3,092.94/4,268.18 = 1,816.80/x
  3. Step 3: Cross multiply
    3,092.94x = 4,268.18 × 1,816.80
  4. Step 4: Simplify right side
    3,092.94x = 7,754,429.42
  5. Step 5: Solve for x
    x = 7,754,429.42/3,092.94
  6. Step 6: Final answer
    x = 2,507.14

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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.