Home / 3,025.44-4,538.63-945.02

Finding the Fourth Proportional to 3,025.44, 4,538.63 and 945.02

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Solution

The fourth proportional to 3,025.44, 4,538.63 and 945.02 is: 1,417.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,025.44 : 4,538.63 = 945.02 : x
  2. Step 2: Convert to fraction form
    3,025.44/4,538.63 = 945.02/x
  3. Step 3: Cross multiply
    3,025.44x = 4,538.63 × 945.02
  4. Step 4: Simplify right side
    3,025.44x = 4,289,096.12
  5. Step 5: Solve for x
    x = 4,289,096.12/3,025.44
  6. Step 6: Final answer
    x = 1,417.68

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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.