Home / 8,370.98-11,556.36-5,855.22

Finding the Fourth Proportional to 8,370.98, 11,556.36 and 5,855.22

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Solution

The fourth proportional to 8,370.98, 11,556.36 and 5,855.22 is: 8,083.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,370.98 : 11,556.36 = 5,855.22 : x
  2. Step 2: Convert to fraction form
    8,370.98/11,556.36 = 5,855.22/x
  3. Step 3: Cross multiply
    8,370.98x = 11,556.36 × 5,855.22
  4. Step 4: Simplify right side
    8,370.98x = 67,665,030.20
  5. Step 5: Solve for x
    x = 67,665,030.20/8,370.98
  6. Step 6: Final answer
    x = 8,083.29

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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.