Home / 7,695.24-10,620.98-4,338.09

Finding the Fourth Proportional to 7,695.24, 10,620.98 and 4,338.09

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Solution

The fourth proportional to 7,695.24, 10,620.98 and 4,338.09 is: 5,987.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,695.24 : 10,620.98 = 4,338.09 : x
  2. Step 2: Convert to fraction form
    7,695.24/10,620.98 = 4,338.09/x
  3. Step 3: Cross multiply
    7,695.24x = 10,620.98 × 4,338.09
  4. Step 4: Simplify right side
    7,695.24x = 46,074,745.44
  5. Step 5: Solve for x
    x = 46,074,745.44/7,695.24
  6. Step 6: Final answer
    x = 5,987.43

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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.