Home / 4,907.45-6,771.98-2,669.31

Finding the Fourth Proportional to 4,907.45, 6,771.98 and 2,669.31

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Solution

The fourth proportional to 4,907.45, 6,771.98 and 2,669.31 is: 3,683.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,907.45 : 6,771.98 = 2,669.31 : x
  2. Step 2: Convert to fraction form
    4,907.45/6,771.98 = 2,669.31/x
  3. Step 3: Cross multiply
    4,907.45x = 6,771.98 × 2,669.31
  4. Step 4: Simplify right side
    4,907.45x = 18,076,520.61
  5. Step 5: Solve for x
    x = 18,076,520.61/4,907.45
  6. Step 6: Final answer
    x = 3,683.48

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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.