Home / 3,798.82-5,240.18-2,285.33

Finding the Fourth Proportional to 3,798.82, 5,240.18 and 2,285.33

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Solution

The fourth proportional to 3,798.82, 5,240.18 and 2,285.33 is: 3,152.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,798.82 : 5,240.18 = 2,285.33 : x
  2. Step 2: Convert to fraction form
    3,798.82/5,240.18 = 2,285.33/x
  3. Step 3: Cross multiply
    3,798.82x = 5,240.18 × 2,285.33
  4. Step 4: Simplify right side
    3,798.82x = 11,975,549.55
  5. Step 5: Solve for x
    x = 11,975,549.55/3,798.82
  6. Step 6: Final answer
    x = 3,152.44

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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.