Home / 11,043.54-15,245.06-7,268.69

Finding the Fourth Proportional to 11,043.54, 15,245.06 and 7,268.69

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Solution

The fourth proportional to 11,043.54, 15,245.06 and 7,268.69 is: 10,034.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,043.54 : 15,245.06 = 7,268.69 : x
  2. Step 2: Convert to fraction form
    11,043.54/15,245.06 = 7,268.69/x
  3. Step 3: Cross multiply
    11,043.54x = 15,245.06 × 7,268.69
  4. Step 4: Simplify right side
    11,043.54x = 110,811,502.60
  5. Step 5: Solve for x
    x = 110,811,502.60/11,043.54
  6. Step 6: Final answer
    x = 10,034.06

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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.