Home / 3,294.48-4,940.53-1,102.70

Finding the Fourth Proportional to 3,294.48, 4,940.53 and 1,102.70

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Solution

The fourth proportional to 3,294.48, 4,940.53 and 1,102.70 is: 1,653.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,294.48 : 4,940.53 = 1,102.70 : x
  2. Step 2: Convert to fraction form
    3,294.48/4,940.53 = 1,102.70/x
  3. Step 3: Cross multiply
    3,294.48x = 4,940.53 × 1,102.70
  4. Step 4: Simplify right side
    3,294.48x = 5,447,907.32
  5. Step 5: Solve for x
    x = 5,447,907.32/3,294.48
  6. Step 6: Final answer
    x = 1,653.65

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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.