Home / 8,520.22-11,750.37-5,537.09

Finding the Fourth Proportional to 8,520.22, 11,750.37 and 5,537.09

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Solution

The fourth proportional to 8,520.22, 11,750.37 and 5,537.09 is: 7,636.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520.22 : 11,750.37 = 5,537.09 : x
  2. Step 2: Convert to fraction form
    8,520.22/11,750.37 = 5,537.09/x
  3. Step 3: Cross multiply
    8,520.22x = 11,750.37 × 5,537.09
  4. Step 4: Simplify right side
    8,520.22x = 65,062,864.84
  5. Step 5: Solve for x
    x = 65,062,864.84/8,520.22
  6. Step 6: Final answer
    x = 7,636.29

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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.