Home / 10,311.22-15,467.94-3,386.26

Finding the Fourth Proportional to 10,311.22, 15,467.94 and 3,386.26

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Solution

The fourth proportional to 10,311.22, 15,467.94 and 3,386.26 is: 5,079.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,311.22 : 15,467.94 = 3,386.26 : x
  2. Step 2: Convert to fraction form
    10,311.22/15,467.94 = 3,386.26/x
  3. Step 3: Cross multiply
    10,311.22x = 15,467.94 × 3,386.26
  4. Step 4: Simplify right side
    10,311.22x = 52,378,466.50
  5. Step 5: Solve for x
    x = 52,378,466.50/10,311.22
  6. Step 6: Final answer
    x = 5,079.75

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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.