Home / 5,745.94-7,930.08-3,228.05

Finding the Fourth Proportional to 5,745.94, 7,930.08 and 3,228.05

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Solution

The fourth proportional to 5,745.94, 7,930.08 and 3,228.05 is: 4,455.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,745.94 : 7,930.08 = 3,228.05 : x
  2. Step 2: Convert to fraction form
    5,745.94/7,930.08 = 3,228.05/x
  3. Step 3: Cross multiply
    5,745.94x = 7,930.08 × 3,228.05
  4. Step 4: Simplify right side
    5,745.94x = 25,598,702.46
  5. Step 5: Solve for x
    x = 25,598,702.46/5,745.94
  6. Step 6: Final answer
    x = 4,455.10

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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.