Home / 11,561.19-15,954.44-6,255.99

Finding the Fourth Proportional to 11,561.19, 15,954.44 and 6,255.99

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Solution

The fourth proportional to 11,561.19, 15,954.44 and 6,255.99 is: 8,633.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,561.19 : 15,954.44 = 6,255.99 : x
  2. Step 2: Convert to fraction form
    11,561.19/15,954.44 = 6,255.99/x
  3. Step 3: Cross multiply
    11,561.19x = 15,954.44 × 6,255.99
  4. Step 4: Simplify right side
    11,561.19x = 99,810,817.10
  5. Step 5: Solve for x
    x = 99,810,817.10/11,561.19
  6. Step 6: Final answer
    x = 8,633.27

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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.