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Finding the Fourth Proportional to 7,667.88, 11,493.63 and 4,373.88

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Solution

The fourth proportional to 7,667.88, 11,493.63 and 4,373.88 is: 6,556.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,667.88 : 11,493.63 = 4,373.88 : x
  2. Step 2: Convert to fraction form
    7,667.88/11,493.63 = 4,373.88/x
  3. Step 3: Cross multiply
    7,667.88x = 11,493.63 × 4,373.88
  4. Step 4: Simplify right side
    7,667.88x = 50,271,758.38
  5. Step 5: Solve for x
    x = 50,271,758.38/7,667.88
  6. Step 6: Final answer
    x = 6,556.15

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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.