Home / 12,745.26-19,106.37-4,535.34

Finding the Fourth Proportional to 12,745.26, 19,106.37 and 4,535.34

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Solution

The fourth proportional to 12,745.26, 19,106.37 and 4,535.34 is: 6,798.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,745.26 : 19,106.37 = 4,535.34 : x
  2. Step 2: Convert to fraction form
    12,745.26/19,106.37 = 4,535.34/x
  3. Step 3: Cross multiply
    12,745.26x = 19,106.37 × 4,535.34
  4. Step 4: Simplify right side
    12,745.26x = 86,653,884.12
  5. Step 5: Solve for x
    x = 86,653,884.12/12,745.26
  6. Step 6: Final answer
    x = 6,798.91

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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.