Home / 8,284.36-11,433-4,748.44

Finding the Fourth Proportional to 8,284.36, 11,433 and 4,748.44

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Solution

The fourth proportional to 8,284.36, 11,433 and 4,748.44 is: 6,553.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,284.36 : 11,433 = 4,748.44 : x
  2. Step 2: Convert to fraction form
    8,284.36/11,433 = 4,748.44/x
  3. Step 3: Cross multiply
    8,284.36x = 11,433 × 4,748.44
  4. Step 4: Simplify right side
    8,284.36x = 54,288,914.52
  5. Step 5: Solve for x
    x = 54,288,914.52/8,284.36
  6. Step 6: Final answer
    x = 6,553.18

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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.