Home / 11,907.14-16,431.66-6,529.59

Finding the Fourth Proportional to 11,907.14, 16,431.66 and 6,529.59

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Solution

The fourth proportional to 11,907.14, 16,431.66 and 6,529.59 is: 9,010.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,907.14 : 16,431.66 = 6,529.59 : x
  2. Step 2: Convert to fraction form
    11,907.14/16,431.66 = 6,529.59/x
  3. Step 3: Cross multiply
    11,907.14x = 16,431.66 × 6,529.59
  4. Step 4: Simplify right side
    11,907.14x = 107,292,002.82
  5. Step 5: Solve for x
    x = 107,292,002.82/11,907.14
  6. Step 6: Final answer
    x = 9,010.73

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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.