Home / 7,962.43-11,939.07-3,285.66

Finding the Fourth Proportional to 7,962.43, 11,939.07 and 3,285.66

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Solution

The fourth proportional to 7,962.43, 11,939.07 and 3,285.66 is: 4,926.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962.43 : 11,939.07 = 3,285.66 : x
  2. Step 2: Convert to fraction form
    7,962.43/11,939.07 = 3,285.66/x
  3. Step 3: Cross multiply
    7,962.43x = 11,939.07 × 3,285.66
  4. Step 4: Simplify right side
    7,962.43x = 39,227,724.74
  5. Step 5: Solve for x
    x = 39,227,724.74/7,962.43
  6. Step 6: Final answer
    x = 4,926.60

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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.