Home / 11,023.08-15,216.21-7,667.84

Finding the Fourth Proportional to 11,023.08, 15,216.21 and 7,667.84

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Solution

The fourth proportional to 11,023.08, 15,216.21 and 7,667.84 is: 10,584.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,023.08 : 15,216.21 = 7,667.84 : x
  2. Step 2: Convert to fraction form
    11,023.08/15,216.21 = 7,667.84/x
  3. Step 3: Cross multiply
    11,023.08x = 15,216.21 × 7,667.84
  4. Step 4: Simplify right side
    11,023.08x = 116,675,501.73
  5. Step 5: Solve for x
    x = 116,675,501.73/11,023.08
  6. Step 6: Final answer
    x = 10,584.66

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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.