Home / 5,549.08-8,321.34-2,772.44

Finding the Fourth Proportional to 5,549.08, 8,321.34 and 2,772.44

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Solution

The fourth proportional to 5,549.08, 8,321.34 and 2,772.44 is: 4,157.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,549.08 : 8,321.34 = 2,772.44 : x
  2. Step 2: Convert to fraction form
    5,549.08/8,321.34 = 2,772.44/x
  3. Step 3: Cross multiply
    5,549.08x = 8,321.34 × 2,772.44
  4. Step 4: Simplify right side
    5,549.08x = 23,070,415.87
  5. Step 5: Solve for x
    x = 23,070,415.87/5,549.08
  6. Step 6: Final answer
    x = 4,157.52

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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.