Home / 4,939.09-6,817.31-2,950.99

Finding the Fourth Proportional to 4,939.09, 6,817.31 and 2,950.99

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Solution

The fourth proportional to 4,939.09, 6,817.31 and 2,950.99 is: 4,073.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,939.09 : 6,817.31 = 2,950.99 : x
  2. Step 2: Convert to fraction form
    4,939.09/6,817.31 = 2,950.99/x
  3. Step 3: Cross multiply
    4,939.09x = 6,817.31 × 2,950.99
  4. Step 4: Simplify right side
    4,939.09x = 20,117,813.64
  5. Step 5: Solve for x
    x = 20,117,813.64/4,939.09
  6. Step 6: Final answer
    x = 4,073.18

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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.