Home / 10,835.56-16,255.74-3,440.44

Finding the Fourth Proportional to 10,835.56, 16,255.74 and 3,440.44

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Solution

The fourth proportional to 10,835.56, 16,255.74 and 3,440.44 is: 5,161.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,835.56 : 16,255.74 = 3,440.44 : x
  2. Step 2: Convert to fraction form
    10,835.56/16,255.74 = 3,440.44/x
  3. Step 3: Cross multiply
    10,835.56x = 16,255.74 × 3,440.44
  4. Step 4: Simplify right side
    10,835.56x = 55,926,898.13
  5. Step 5: Solve for x
    x = 55,926,898.13/10,835.56
  6. Step 6: Final answer
    x = 5,161.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.