Home / 4,970.89-6,860.01-2,732.84

Finding the Fourth Proportional to 4,970.89, 6,860.01 and 2,732.84

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Solution

The fourth proportional to 4,970.89, 6,860.01 and 2,732.84 is: 3,771.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,970.89 : 6,860.01 = 2,732.84 : x
  2. Step 2: Convert to fraction form
    4,970.89/6,860.01 = 2,732.84/x
  3. Step 3: Cross multiply
    4,970.89x = 6,860.01 × 2,732.84
  4. Step 4: Simplify right side
    4,970.89x = 18,747,309.73
  5. Step 5: Solve for x
    x = 18,747,309.73/4,970.89
  6. Step 6: Final answer
    x = 3,771.42

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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.