Home / 11,346.55-17,021.04-3,449.05

Finding the Fourth Proportional to 11,346.55, 17,021.04 and 3,449.05

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Solution

The fourth proportional to 11,346.55, 17,021.04 and 3,449.05 is: 5,173.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,346.55 : 17,021.04 = 3,449.05 : x
  2. Step 2: Convert to fraction form
    11,346.55/17,021.04 = 3,449.05/x
  3. Step 3: Cross multiply
    11,346.55x = 17,021.04 × 3,449.05
  4. Step 4: Simplify right side
    11,346.55x = 58,706,362.53
  5. Step 5: Solve for x
    x = 58,706,362.53/11,346.55
  6. Step 6: Final answer
    x = 5,173.94

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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.