Home / 4,857.50-6,703.31-2,761.62

Finding the Fourth Proportional to 4,857.50, 6,703.31 and 2,761.62

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Solution

The fourth proportional to 4,857.50, 6,703.31 and 2,761.62 is: 3,811.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857.50 : 6,703.31 = 2,761.62 : x
  2. Step 2: Convert to fraction form
    4,857.50/6,703.31 = 2,761.62/x
  3. Step 3: Cross multiply
    4,857.50x = 6,703.31 × 2,761.62
  4. Step 4: Simplify right side
    4,857.50x = 18,511,994.96
  5. Step 5: Solve for x
    x = 18,511,994.96/4,857.50
  6. Step 6: Final answer
    x = 3,811.02

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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.