Home / 3,270.28-4,905.96-1,295.32

Finding the Fourth Proportional to 3,270.28, 4,905.96 and 1,295.32

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Solution

The fourth proportional to 3,270.28, 4,905.96 and 1,295.32 is: 1,943.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,270.28 : 4,905.96 = 1,295.32 : x
  2. Step 2: Convert to fraction form
    3,270.28/4,905.96 = 1,295.32/x
  3. Step 3: Cross multiply
    3,270.28x = 4,905.96 × 1,295.32
  4. Step 4: Simplify right side
    3,270.28x = 6,354,788.11
  5. Step 5: Solve for x
    x = 6,354,788.11/3,270.28
  6. Step 6: Final answer
    x = 1,943.19

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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.