Home / 9,012.26-12,346.58-8,675.33

Finding the Fourth Proportional to 9,012.26, 12,346.58 and 8,675.33

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Solution

The fourth proportional to 9,012.26, 12,346.58 and 8,675.33 is: 11,885.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,012.26 : 12,346.58 = 8,675.33 : x
  2. Step 2: Convert to fraction form
    9,012.26/12,346.58 = 8,675.33/x
  3. Step 3: Cross multiply
    9,012.26x = 12,346.58 × 8,675.33
  4. Step 4: Simplify right side
    9,012.26x = 107,110,629.59
  5. Step 5: Solve for x
    x = 107,110,629.59/9,012.26
  6. Step 6: Final answer
    x = 11,885.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.