Home / 6,271.22-9,408.27-2,111.12

Finding the Fourth Proportional to 6,271.22, 9,408.27 and 2,111.12

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Solution

The fourth proportional to 6,271.22, 9,408.27 and 2,111.12 is: 3,167.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,271.22 : 9,408.27 = 2,111.12 : x
  2. Step 2: Convert to fraction form
    6,271.22/9,408.27 = 2,111.12/x
  3. Step 3: Cross multiply
    6,271.22x = 9,408.27 × 2,111.12
  4. Step 4: Simplify right side
    6,271.22x = 19,861,939.92
  5. Step 5: Solve for x
    x = 19,861,939.92/6,271.22
  6. Step 6: Final answer
    x = 3,167.16

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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.