Home / 11,074.40-16,608.74-3,281.39

Finding the Fourth Proportional to 11,074.40, 16,608.74 and 3,281.39

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Solution

The fourth proportional to 11,074.40, 16,608.74 and 3,281.39 is: 4,921.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,074.40 : 16,608.74 = 3,281.39 : x
  2. Step 2: Convert to fraction form
    11,074.40/16,608.74 = 3,281.39/x
  3. Step 3: Cross multiply
    11,074.40x = 16,608.74 × 3,281.39
  4. Step 4: Simplify right side
    11,074.40x = 54,499,653.90
  5. Step 5: Solve for x
    x = 54,499,653.90/11,074.40
  6. Step 6: Final answer
    x = 4,921.23

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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.