Home / 4,857.42-6,703.38-2,761.50

Finding the Fourth Proportional to 4,857.42, 6,703.38 and 2,761.50

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Solution

The fourth proportional to 4,857.42, 6,703.38 and 2,761.50 is: 3,810.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857.42 : 6,703.38 = 2,761.50 : x
  2. Step 2: Convert to fraction form
    4,857.42/6,703.38 = 2,761.50/x
  3. Step 3: Cross multiply
    4,857.42x = 6,703.38 × 2,761.50
  4. Step 4: Simplify right side
    4,857.42x = 18,511,383.87
  5. Step 5: Solve for x
    x = 18,511,383.87/4,857.42
  6. Step 6: Final answer
    x = 3,810.95

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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.