Home / 9,067.33-12,503.73-8,538.20

Finding the Fourth Proportional to 9,067.33, 12,503.73 and 8,538.20

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Solution

The fourth proportional to 9,067.33, 12,503.73 and 8,538.20 is: 11,774.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,067.33 : 12,503.73 = 8,538.20 : x
  2. Step 2: Convert to fraction form
    9,067.33/12,503.73 = 8,538.20/x
  3. Step 3: Cross multiply
    9,067.33x = 12,503.73 × 8,538.20
  4. Step 4: Simplify right side
    9,067.33x = 106,759,347.49
  5. Step 5: Solve for x
    x = 106,759,347.49/9,067.33
  6. Step 6: Final answer
    x = 11,774.07

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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.