Home / 7,992.85-11,027.97-4,543.39

Finding the Fourth Proportional to 7,992.85, 11,027.97 and 4,543.39

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Solution

The fourth proportional to 7,992.85, 11,027.97 and 4,543.39 is: 6,268.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,992.85 : 11,027.97 = 4,543.39 : x
  2. Step 2: Convert to fraction form
    7,992.85/11,027.97 = 4,543.39/x
  3. Step 3: Cross multiply
    7,992.85x = 11,027.97 × 4,543.39
  4. Step 4: Simplify right side
    7,992.85x = 50,104,290.76
  5. Step 5: Solve for x
    x = 50,104,290.76/7,992.85
  6. Step 6: Final answer
    x = 6,268.64

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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.