Home / 4,848.89-6,689.71-2,751.80

Finding the Fourth Proportional to 4,848.89, 6,689.71 and 2,751.80

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Solution

The fourth proportional to 4,848.89, 6,689.71 and 2,751.80 is: 3,796.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,848.89 : 6,689.71 = 2,751.80 : x
  2. Step 2: Convert to fraction form
    4,848.89/6,689.71 = 2,751.80/x
  3. Step 3: Cross multiply
    4,848.89x = 6,689.71 × 2,751.80
  4. Step 4: Simplify right side
    4,848.89x = 18,408,703.65
  5. Step 5: Solve for x
    x = 18,408,703.65/4,848.89
  6. Step 6: Final answer
    x = 3,796.48

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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.