Home / 11,271.12-16,894.74-4,248.09

Finding the Fourth Proportional to 11,271.12, 16,894.74 and 4,248.09

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Solution

The fourth proportional to 11,271.12, 16,894.74 and 4,248.09 is: 6,367.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,271.12 : 16,894.74 = 4,248.09 : x
  2. Step 2: Convert to fraction form
    11,271.12/16,894.74 = 4,248.09/x
  3. Step 3: Cross multiply
    11,271.12x = 16,894.74 × 4,248.09
  4. Step 4: Simplify right side
    11,271.12x = 71,770,376.05
  5. Step 5: Solve for x
    x = 71,770,376.05/11,271.12
  6. Step 6: Final answer
    x = 6,367.63

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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.