Home / 3,728.02-5,584.74-2,858.08

Finding the Fourth Proportional to 3,728.02, 5,584.74 and 2,858.08

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Solution

The fourth proportional to 3,728.02, 5,584.74 and 2,858.08 is: 4,281.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,728.02 : 5,584.74 = 2,858.08 : x
  2. Step 2: Convert to fraction form
    3,728.02/5,584.74 = 2,858.08/x
  3. Step 3: Cross multiply
    3,728.02x = 5,584.74 × 2,858.08
  4. Step 4: Simplify right side
    3,728.02x = 15,961,633.70
  5. Step 5: Solve for x
    x = 15,961,633.70/3,728.02
  6. Step 6: Final answer
    x = 4,281.53

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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.