Home / 3,600.10-4,968-2,028.16

Finding the Fourth Proportional to 3,600.10, 4,968 and 2,028.16

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Solution

The fourth proportional to 3,600.10, 4,968 and 2,028.16 is: 2,798.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.10 : 4,968 = 2,028.16 : x
  2. Step 2: Convert to fraction form
    3,600.10/4,968 = 2,028.16/x
  3. Step 3: Cross multiply
    3,600.10x = 4,968 × 2,028.16
  4. Step 4: Simplify right side
    3,600.10x = 10,075,898.88
  5. Step 5: Solve for x
    x = 10,075,898.88/3,600.10
  6. Step 6: Final answer
    x = 2,798.78

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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.