Home / 7,791.24-10,751.64-4,433.80

Finding the Fourth Proportional to 7,791.24, 10,751.64 and 4,433.80

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Solution

The fourth proportional to 7,791.24, 10,751.64 and 4,433.80 is: 6,118.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,791.24 : 10,751.64 = 4,433.80 : x
  2. Step 2: Convert to fraction form
    7,791.24/10,751.64 = 4,433.80/x
  3. Step 3: Cross multiply
    7,791.24x = 10,751.64 × 4,433.80
  4. Step 4: Simplify right side
    7,791.24x = 47,670,621.43
  5. Step 5: Solve for x
    x = 47,670,621.43/7,791.24
  6. Step 6: Final answer
    x = 6,118.49

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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.