Home / 11,542.21-15,927.85-7,295.58

Finding the Fourth Proportional to 11,542.21, 15,927.85 and 7,295.58

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Solution

The fourth proportional to 11,542.21, 15,927.85 and 7,295.58 is: 10,067.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,542.21 : 15,927.85 = 7,295.58 : x
  2. Step 2: Convert to fraction form
    11,542.21/15,927.85 = 7,295.58/x
  3. Step 3: Cross multiply
    11,542.21x = 15,927.85 × 7,295.58
  4. Step 4: Simplify right side
    11,542.21x = 116,202,903.90
  5. Step 5: Solve for x
    x = 116,202,903.90/11,542.21
  6. Step 6: Final answer
    x = 10,067.65

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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.