Home / 2,955.48-4,435.44-1,108.41

Finding the Fourth Proportional to 2,955.48, 4,435.44 and 1,108.41

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Solution

The fourth proportional to 2,955.48, 4,435.44 and 1,108.41 is: 1,663.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,955.48 : 4,435.44 = 1,108.41 : x
  2. Step 2: Convert to fraction form
    2,955.48/4,435.44 = 1,108.41/x
  3. Step 3: Cross multiply
    2,955.48x = 4,435.44 × 1,108.41
  4. Step 4: Simplify right side
    2,955.48x = 4,916,286.05
  5. Step 5: Solve for x
    x = 4,916,286.05/2,955.48
  6. Step 6: Final answer
    x = 1,663.45

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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.