Home / 5,745.78-8,670.33-5,539.86

Finding the Fourth Proportional to 5,745.78, 8,670.33 and 5,539.86

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Solution

The fourth proportional to 5,745.78, 8,670.33 and 5,539.86 is: 8,359.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,745.78 : 8,670.33 = 5,539.86 : x
  2. Step 2: Convert to fraction form
    5,745.78/8,670.33 = 5,539.86/x
  3. Step 3: Cross multiply
    5,745.78x = 8,670.33 × 5,539.86
  4. Step 4: Simplify right side
    5,745.78x = 48,032,414.35
  5. Step 5: Solve for x
    x = 48,032,414.35/5,745.78
  6. Step 6: Final answer
    x = 8,359.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.