Home / 7,822.45-10,794.36-4,285.63

Finding the Fourth Proportional to 7,822.45, 10,794.36 and 4,285.63

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Solution

The fourth proportional to 7,822.45, 10,794.36 and 4,285.63 is: 5,913.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,822.45 : 10,794.36 = 4,285.63 : x
  2. Step 2: Convert to fraction form
    7,822.45/10,794.36 = 4,285.63/x
  3. Step 3: Cross multiply
    7,822.45x = 10,794.36 × 4,285.63
  4. Step 4: Simplify right side
    7,822.45x = 46,260,633.05
  5. Step 5: Solve for x
    x = 46,260,633.05/7,822.45
  6. Step 6: Final answer
    x = 5,913.83

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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.