Home / 4,228.16-5,822.88-3,836.48

Finding the Fourth Proportional to 4,228.16, 5,822.88 and 3,836.48

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Solution

The fourth proportional to 4,228.16, 5,822.88 and 3,836.48 is: 5,283.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.16 : 5,822.88 = 3,836.48 : x
  2. Step 2: Convert to fraction form
    4,228.16/5,822.88 = 3,836.48/x
  3. Step 3: Cross multiply
    4,228.16x = 5,822.88 × 3,836.48
  4. Step 4: Simplify right side
    4,228.16x = 22,339,362.66
  5. Step 5: Solve for x
    x = 22,339,362.66/4,228.16
  6. Step 6: Final answer
    x = 5,283.47

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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.