Home / 7,410.26-11,111.94-2,729.08

Finding the Fourth Proportional to 7,410.26, 11,111.94 and 2,729.08

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Solution

The fourth proportional to 7,410.26, 11,111.94 and 2,729.08 is: 4,092.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,410.26 : 11,111.94 = 2,729.08 : x
  2. Step 2: Convert to fraction form
    7,410.26/11,111.94 = 2,729.08/x
  3. Step 3: Cross multiply
    7,410.26x = 11,111.94 × 2,729.08
  4. Step 4: Simplify right side
    7,410.26x = 30,325,373.22
  5. Step 5: Solve for x
    x = 30,325,373.22/7,410.26
  6. Step 6: Final answer
    x = 4,092.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.