Home / 7,962.80-11,940.73-4,011.56

Finding the Fourth Proportional to 7,962.80, 11,940.73 and 4,011.56

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Solution

The fourth proportional to 7,962.80, 11,940.73 and 4,011.56 is: 6,015.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962.80 : 11,940.73 = 4,011.56 : x
  2. Step 2: Convert to fraction form
    7,962.80/11,940.73 = 4,011.56/x
  3. Step 3: Cross multiply
    7,962.80x = 11,940.73 × 4,011.56
  4. Step 4: Simplify right side
    7,962.80x = 47,900,954.84
  5. Step 5: Solve for x
    x = 47,900,954.84/7,962.80
  6. Step 6: Final answer
    x = 6,015.59

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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.