Home / 6,371.75-9,539.09-4,735.55

Finding the Fourth Proportional to 6,371.75, 9,539.09 and 4,735.55

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Solution

The fourth proportional to 6,371.75, 9,539.09 and 4,735.55 is: 7,089.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,371.75 : 9,539.09 = 4,735.55 : x
  2. Step 2: Convert to fraction form
    6,371.75/9,539.09 = 4,735.55/x
  3. Step 3: Cross multiply
    6,371.75x = 9,539.09 × 4,735.55
  4. Step 4: Simplify right side
    6,371.75x = 45,172,813.97
  5. Step 5: Solve for x
    x = 45,172,813.97/6,371.75
  6. Step 6: Final answer
    x = 7,089.55

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1.5x scale

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.