Home / 4,680.70-7,021.05-1,394.94

Finding the Fourth Proportional to 4,680.70, 7,021.05 and 1,394.94

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Solution

The fourth proportional to 4,680.70, 7,021.05 and 1,394.94 is: 2,092.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.70 : 7,021.05 = 1,394.94 : x
  2. Step 2: Convert to fraction form
    4,680.70/7,021.05 = 1,394.94/x
  3. Step 3: Cross multiply
    4,680.70x = 7,021.05 × 1,394.94
  4. Step 4: Simplify right side
    4,680.70x = 9,793,943.49
  5. Step 5: Solve for x
    x = 9,793,943.49/4,680.70
  6. Step 6: Final answer
    x = 2,092.41

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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.