Home / 3,582.80-4,944.40-2,090.48

Finding the Fourth Proportional to 3,582.80, 4,944.40 and 2,090.48

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Solution

The fourth proportional to 3,582.80, 4,944.40 and 2,090.48 is: 2,884.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,582.80 : 4,944.40 = 2,090.48 : x
  2. Step 2: Convert to fraction form
    3,582.80/4,944.40 = 2,090.48/x
  3. Step 3: Cross multiply
    3,582.80x = 4,944.40 × 2,090.48
  4. Step 4: Simplify right side
    3,582.80x = 10,336,169.31
  5. Step 5: Solve for x
    x = 10,336,169.31/3,582.80
  6. Step 6: Final answer
    x = 2,884.94

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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.