Home / 4,759.34-7,147.26-2,921.27

Finding the Fourth Proportional to 4,759.34, 7,147.26 and 2,921.27

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Solution

The fourth proportional to 4,759.34, 7,147.26 and 2,921.27 is: 4,386.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,759.34 : 7,147.26 = 2,921.27 : x
  2. Step 2: Convert to fraction form
    4,759.34/7,147.26 = 2,921.27/x
  3. Step 3: Cross multiply
    4,759.34x = 7,147.26 × 2,921.27
  4. Step 4: Simplify right side
    4,759.34x = 20,879,040.48
  5. Step 5: Solve for x
    x = 20,879,040.48/4,759.34
  6. Step 6: Final answer
    x = 4,386.97

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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.