Home / 11,701.01-16,147.50-6,395.96

Finding the Fourth Proportional to 11,701.01, 16,147.50 and 6,395.96

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Solution

The fourth proportional to 11,701.01, 16,147.50 and 6,395.96 is: 8,826.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,701.01 : 16,147.50 = 6,395.96 : x
  2. Step 2: Convert to fraction form
    11,701.01/16,147.50 = 6,395.96/x
  3. Step 3: Cross multiply
    11,701.01x = 16,147.50 × 6,395.96
  4. Step 4: Simplify right side
    11,701.01x = 103,278,764.10
  5. Step 5: Solve for x
    x = 103,278,764.10/11,701.01
  6. Step 6: Final answer
    x = 8,826.48

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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.