Home / 7,667.29-11,492.73-3,965.79

Finding the Fourth Proportional to 7,667.29, 11,492.73 and 3,965.79

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Solution

The fourth proportional to 7,667.29, 11,492.73 and 3,965.79 is: 5,944.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,667.29 : 11,492.73 = 3,965.79 : x
  2. Step 2: Convert to fraction form
    7,667.29/11,492.73 = 3,965.79/x
  3. Step 3: Cross multiply
    7,667.29x = 11,492.73 × 3,965.79
  4. Step 4: Simplify right side
    7,667.29x = 45,577,733.88
  5. Step 5: Solve for x
    x = 45,577,733.88/7,667.29
  6. Step 6: Final answer
    x = 5,944.44

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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.