Home / 7,821.06-10,793.22-4,836.84

Finding the Fourth Proportional to 7,821.06, 10,793.22 and 4,836.84

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Solution

The fourth proportional to 7,821.06, 10,793.22 and 4,836.84 is: 6,674.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,821.06 : 10,793.22 = 4,836.84 : x
  2. Step 2: Convert to fraction form
    7,821.06/10,793.22 = 4,836.84/x
  3. Step 3: Cross multiply
    7,821.06x = 10,793.22 × 4,836.84
  4. Step 4: Simplify right side
    7,821.06x = 52,205,078.22
  5. Step 5: Solve for x
    x = 52,205,078.22/7,821.06
  6. Step 6: Final answer
    x = 6,674.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.