Home / 3,798.27-5,241.15-2,119.77

Finding the Fourth Proportional to 3,798.27, 5,241.15 and 2,119.77

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Solution

The fourth proportional to 3,798.27, 5,241.15 and 2,119.77 is: 2,925.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,798.27 : 5,241.15 = 2,119.77 : x
  2. Step 2: Convert to fraction form
    3,798.27/5,241.15 = 2,119.77/x
  3. Step 3: Cross multiply
    3,798.27x = 5,241.15 × 2,119.77
  4. Step 4: Simplify right side
    3,798.27x = 11,110,032.54
  5. Step 5: Solve for x
    x = 11,110,032.54/3,798.27
  6. Step 6: Final answer
    x = 2,925.02

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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.