Home / 9,193.06-12,687.84-5,213.33

Finding the Fourth Proportional to 9,193.06, 12,687.84 and 5,213.33

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Solution

The fourth proportional to 9,193.06, 12,687.84 and 5,213.33 is: 7,195.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,193.06 : 12,687.84 = 5,213.33 : x
  2. Step 2: Convert to fraction form
    9,193.06/12,687.84 = 5,213.33/x
  3. Step 3: Cross multiply
    9,193.06x = 12,687.84 × 5,213.33
  4. Step 4: Simplify right side
    9,193.06x = 66,145,881.05
  5. Step 5: Solve for x
    x = 66,145,881.05/9,193.06
  6. Step 6: Final answer
    x = 7,195.20

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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.