Home / 8,238.49-11,367.87-4,701.22

Finding the Fourth Proportional to 8,238.49, 11,367.87 and 4,701.22

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Solution

The fourth proportional to 8,238.49, 11,367.87 and 4,701.22 is: 6,486.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,238.49 : 11,367.87 = 4,701.22 : x
  2. Step 2: Convert to fraction form
    8,238.49/11,367.87 = 4,701.22/x
  3. Step 3: Cross multiply
    8,238.49x = 11,367.87 × 4,701.22
  4. Step 4: Simplify right side
    8,238.49x = 53,442,857.80
  5. Step 5: Solve for x
    x = 53,442,857.80/8,238.49
  6. Step 6: Final answer
    x = 6,486.97

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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.