Home / 7,216.20-9,960.24-4,704.54

Finding the Fourth Proportional to 7,216.20, 9,960.24 and 4,704.54

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Solution

The fourth proportional to 7,216.20, 9,960.24 and 4,704.54 is: 6,493.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,216.20 : 9,960.24 = 4,704.54 : x
  2. Step 2: Convert to fraction form
    7,216.20/9,960.24 = 4,704.54/x
  3. Step 3: Cross multiply
    7,216.20x = 9,960.24 × 4,704.54
  4. Step 4: Simplify right side
    7,216.20x = 46,858,347.49
  5. Step 5: Solve for x
    x = 46,858,347.49/7,216.20
  6. Step 6: Final answer
    x = 6,493.49

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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.