Home / 11,277.62-16,914.74-2,957.78

Finding the Fourth Proportional to 11,277.62, 16,914.74 and 2,957.78

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Solution

The fourth proportional to 11,277.62, 16,914.74 and 2,957.78 is: 4,436.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,277.62 : 16,914.74 = 2,957.78 : x
  2. Step 2: Convert to fraction form
    11,277.62/16,914.74 = 2,957.78/x
  3. Step 3: Cross multiply
    11,277.62x = 16,914.74 × 2,957.78
  4. Step 4: Simplify right side
    11,277.62x = 50,030,002.50
  5. Step 5: Solve for x
    x = 50,030,002.50/11,277.62
  6. Step 6: Final answer
    x = 4,436.22

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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.