Home / 4,675.20-7,003.35-2,914.80

Finding the Fourth Proportional to 4,675.20, 7,003.35 and 2,914.80

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Solution

The fourth proportional to 4,675.20, 7,003.35 and 2,914.80 is: 4,366.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,675.20 : 7,003.35 = 2,914.80 : x
  2. Step 2: Convert to fraction form
    4,675.20/7,003.35 = 2,914.80/x
  3. Step 3: Cross multiply
    4,675.20x = 7,003.35 × 2,914.80
  4. Step 4: Simplify right side
    4,675.20x = 20,413,364.58
  5. Step 5: Solve for x
    x = 20,413,364.58/4,675.20
  6. Step 6: Final answer
    x = 4,366.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.