Home / 5,775.72-8,663.85-3,805.26

Finding the Fourth Proportional to 5,775.72, 8,663.85 and 3,805.26

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Solution

The fourth proportional to 5,775.72, 8,663.85 and 3,805.26 is: 5,708.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,775.72 : 8,663.85 = 3,805.26 : x
  2. Step 2: Convert to fraction form
    5,775.72/8,663.85 = 3,805.26/x
  3. Step 3: Cross multiply
    5,775.72x = 8,663.85 × 3,805.26
  4. Step 4: Simplify right side
    5,775.72x = 32,968,201.85
  5. Step 5: Solve for x
    x = 32,968,201.85/5,775.72
  6. Step 6: Final answer
    x = 5,708.07

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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.