Home / 7,962.75-11,947.17-2,968.18

Finding the Fourth Proportional to 7,962.75, 11,947.17 and 2,968.18

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Solution

The fourth proportional to 7,962.75, 11,947.17 and 2,968.18 is: 4,453.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962.75 : 11,947.17 = 2,968.18 : x
  2. Step 2: Convert to fraction form
    7,962.75/11,947.17 = 2,968.18/x
  3. Step 3: Cross multiply
    7,962.75x = 11,947.17 × 2,968.18
  4. Step 4: Simplify right side
    7,962.75x = 35,461,351.05
  5. Step 5: Solve for x
    x = 35,461,351.05/7,962.75
  6. Step 6: Final answer
    x = 4,453.41

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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.