Home / 7,821.25-10,794.23-4,464.54

Finding the Fourth Proportional to 7,821.25, 10,794.23 and 4,464.54

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Solution

The fourth proportional to 7,821.25, 10,794.23 and 4,464.54 is: 6,161.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,821.25 : 10,794.23 = 4,464.54 : x
  2. Step 2: Convert to fraction form
    7,821.25/10,794.23 = 4,464.54/x
  3. Step 3: Cross multiply
    7,821.25x = 10,794.23 × 4,464.54
  4. Step 4: Simplify right side
    7,821.25x = 48,191,271.60
  5. Step 5: Solve for x
    x = 48,191,271.60/7,821.25
  6. Step 6: Final answer
    x = 6,161.58

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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.