Home / 7,826.80-10,795.26-4,996.12

Finding the Fourth Proportional to 7,826.80, 10,795.26 and 4,996.12

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Solution

The fourth proportional to 7,826.80, 10,795.26 and 4,996.12 is: 6,890.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,826.80 : 10,795.26 = 4,996.12 : x
  2. Step 2: Convert to fraction form
    7,826.80/10,795.26 = 4,996.12/x
  3. Step 3: Cross multiply
    7,826.80x = 10,795.26 × 4,996.12
  4. Step 4: Simplify right side
    7,826.80x = 53,934,414.39
  5. Step 5: Solve for x
    x = 53,934,414.39/7,826.80
  6. Step 6: Final answer
    x = 6,890.99

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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.