Home / 4,928-6,801.44-2,804.48

Finding the Fourth Proportional to 4,928, 6,801.44 and 2,804.48

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Solution

The fourth proportional to 4,928, 6,801.44 and 2,804.48 is: 3,870.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,928 : 6,801.44 = 2,804.48 : x
  2. Step 2: Convert to fraction form
    4,928/6,801.44 = 2,804.48/x
  3. Step 3: Cross multiply
    4,928x = 6,801.44 × 2,804.48
  4. Step 4: Simplify right side
    4,928x = 19,074,502.45
  5. Step 5: Solve for x
    x = 19,074,502.45/4,928
  6. Step 6: Final answer
    x = 3,870.64

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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.