Home / 11,667.12-17,500.68-3,459.12

Finding the Fourth Proportional to 11,667.12, 17,500.68 and 3,459.12

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Solution

The fourth proportional to 11,667.12, 17,500.68 and 3,459.12 is: 5,188.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,667.12 : 17,500.68 = 3,459.12 : x
  2. Step 2: Convert to fraction form
    11,667.12/17,500.68 = 3,459.12/x
  3. Step 3: Cross multiply
    11,667.12x = 17,500.68 × 3,459.12
  4. Step 4: Simplify right side
    11,667.12x = 60,536,952.20
  5. Step 5: Solve for x
    x = 60,536,952.20/11,667.12
  6. Step 6: Final answer
    x = 5,188.68

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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.