Home / 5,865.45-8,796.09-2,166.69

Finding the Fourth Proportional to 5,865.45, 8,796.09 and 2,166.69

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Solution

The fourth proportional to 5,865.45, 8,796.09 and 2,166.69 is: 3,249.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,865.45 : 8,796.09 = 2,166.69 : x
  2. Step 2: Convert to fraction form
    5,865.45/8,796.09 = 2,166.69/x
  3. Step 3: Cross multiply
    5,865.45x = 8,796.09 × 2,166.69
  4. Step 4: Simplify right side
    5,865.45x = 19,058,400.24
  5. Step 5: Solve for x
    x = 19,058,400.24/5,865.45
  6. Step 6: Final answer
    x = 3,249.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.