Home / 5,313.36-7,968.84-2,025.28

Finding the Fourth Proportional to 5,313.36, 7,968.84 and 2,025.28

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Solution

The fourth proportional to 5,313.36, 7,968.84 and 2,025.28 is: 3,037.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,313.36 : 7,968.84 = 2,025.28 : x
  2. Step 2: Convert to fraction form
    5,313.36/7,968.84 = 2,025.28/x
  3. Step 3: Cross multiply
    5,313.36x = 7,968.84 × 2,025.28
  4. Step 4: Simplify right side
    5,313.36x = 16,139,132.28
  5. Step 5: Solve for x
    x = 16,139,132.28/5,313.36
  6. Step 6: Final answer
    x = 3,037.46

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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.