Home / 5,728.83-8,584.30-3,977.25

Finding the Fourth Proportional to 5,728.83, 8,584.30 and 3,977.25

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Solution

The fourth proportional to 5,728.83, 8,584.30 and 3,977.25 is: 5,959.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,728.83 : 8,584.30 = 3,977.25 : x
  2. Step 2: Convert to fraction form
    5,728.83/8,584.30 = 3,977.25/x
  3. Step 3: Cross multiply
    5,728.83x = 8,584.30 × 3,977.25
  4. Step 4: Simplify right side
    5,728.83x = 34,141,907.18
  5. Step 5: Solve for x
    x = 34,141,907.18/5,728.83
  6. Step 6: Final answer
    x = 5,959.66

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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.