Home / 11,474.78-17,208.53-4,454.31

Finding the Fourth Proportional to 11,474.78, 17,208.53 and 4,454.31

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Solution

The fourth proportional to 11,474.78, 17,208.53 and 4,454.31 is: 6,680.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,474.78 : 17,208.53 = 4,454.31 : x
  2. Step 2: Convert to fraction form
    11,474.78/17,208.53 = 4,454.31/x
  3. Step 3: Cross multiply
    11,474.78x = 17,208.53 × 4,454.31
  4. Step 4: Simplify right side
    11,474.78x = 76,652,104.99
  5. Step 5: Solve for x
    x = 76,652,104.99/11,474.78
  6. Step 6: Final answer
    x = 6,680.05

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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.