Home / 7,906.04-11,860.78-2,359.84

Finding the Fourth Proportional to 7,906.04, 11,860.78 and 2,359.84

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Solution

The fourth proportional to 7,906.04, 11,860.78 and 2,359.84 is: 3,540.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,906.04 : 11,860.78 = 2,359.84 : x
  2. Step 2: Convert to fraction form
    7,906.04/11,860.78 = 2,359.84/x
  3. Step 3: Cross multiply
    7,906.04x = 11,860.78 × 2,359.84
  4. Step 4: Simplify right side
    7,906.04x = 27,989,543.08
  5. Step 5: Solve for x
    x = 27,989,543.08/7,906.04
  6. Step 6: Final answer
    x = 3,540.27

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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.