Home / 11,268.36-15,546.06-7,069.32

Finding the Fourth Proportional to 11,268.36, 15,546.06 and 7,069.32

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Solution

The fourth proportional to 11,268.36, 15,546.06 and 7,069.32 is: 9,752.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,268.36 : 15,546.06 = 7,069.32 : x
  2. Step 2: Convert to fraction form
    11,268.36/15,546.06 = 7,069.32/x
  3. Step 3: Cross multiply
    11,268.36x = 15,546.06 × 7,069.32
  4. Step 4: Simplify right side
    11,268.36x = 109,900,072.88
  5. Step 5: Solve for x
    x = 109,900,072.88/11,268.36
  6. Step 6: Final answer
    x = 9,752.98

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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.