Home / 7,422.37-11,135.41-5,235.37

Finding the Fourth Proportional to 7,422.37, 11,135.41 and 5,235.37

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Solution

The fourth proportional to 7,422.37, 11,135.41 and 5,235.37 is: 7,854.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,422.37 : 11,135.41 = 5,235.37 : x
  2. Step 2: Convert to fraction form
    7,422.37/11,135.41 = 5,235.37/x
  3. Step 3: Cross multiply
    7,422.37x = 11,135.41 × 5,235.37
  4. Step 4: Simplify right side
    7,422.37x = 58,297,950.52
  5. Step 5: Solve for x
    x = 58,297,950.52/7,422.37
  6. Step 6: Final answer
    x = 7,854.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.