Home / 12,399.03-17,110.67-6,733.80

Finding the Fourth Proportional to 12,399.03, 17,110.67 and 6,733.80

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Solution

The fourth proportional to 12,399.03, 17,110.67 and 6,733.80 is: 9,292.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,399.03 : 17,110.67 = 6,733.80 : x
  2. Step 2: Convert to fraction form
    12,399.03/17,110.67 = 6,733.80/x
  3. Step 3: Cross multiply
    12,399.03x = 17,110.67 × 6,733.80
  4. Step 4: Simplify right side
    12,399.03x = 115,219,795.98
  5. Step 5: Solve for x
    x = 115,219,795.98/12,399.03
  6. Step 6: Final answer
    x = 9,292.65

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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.