Home / 9,795.21-13,517.40-5,546.22

Finding the Fourth Proportional to 9,795.21, 13,517.40 and 5,546.22

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Solution

The fourth proportional to 9,795.21, 13,517.40 and 5,546.22 is: 7,653.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,795.21 : 13,517.40 = 5,546.22 : x
  2. Step 2: Convert to fraction form
    9,795.21/13,517.40 = 5,546.22/x
  3. Step 3: Cross multiply
    9,795.21x = 13,517.40 × 5,546.22
  4. Step 4: Simplify right side
    9,795.21x = 74,970,474.23
  5. Step 5: Solve for x
    x = 74,970,474.23/9,795.21
  6. Step 6: Final answer
    x = 7,653.79

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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.