Home / 4,680.87-7,021.26-1,394.00

Finding the Fourth Proportional to 4,680.87, 7,021.26 and 1,394.00

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Solution

The fourth proportional to 4,680.87, 7,021.26 and 1,394.00 is: 2,090.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680.87 : 7,021.26 = 1,394.00 : x
  2. Step 2: Convert to fraction form
    4,680.87/7,021.26 = 1,394.00/x
  3. Step 3: Cross multiply
    4,680.87x = 7,021.26 × 1,394.00
  4. Step 4: Simplify right side
    4,680.87x = 9,787,601.33
  5. Step 5: Solve for x
    x = 9,787,601.33/4,680.87
  6. Step 6: Final answer
    x = 2,090.98

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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.