Home / 3,954.38-5,457.13-2,559.56

Finding the Fourth Proportional to 3,954.38, 5,457.13 and 2,559.56

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Solution

The fourth proportional to 3,954.38, 5,457.13 and 2,559.56 is: 3,532.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,954.38 : 5,457.13 = 2,559.56 : x
  2. Step 2: Convert to fraction form
    3,954.38/5,457.13 = 2,559.56/x
  3. Step 3: Cross multiply
    3,954.38x = 5,457.13 × 2,559.56
  4. Step 4: Simplify right side
    3,954.38x = 13,967,817.98
  5. Step 5: Solve for x
    x = 13,967,817.98/3,954.38
  6. Step 6: Final answer
    x = 3,532.24

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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.