Home / 9,783.18-14,674.80-2,763.96

Finding the Fourth Proportional to 9,783.18, 14,674.80 and 2,763.96

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Solution

The fourth proportional to 9,783.18, 14,674.80 and 2,763.96 is: 4,145.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,783.18 : 14,674.80 = 2,763.96 : x
  2. Step 2: Convert to fraction form
    9,783.18/14,674.80 = 2,763.96/x
  3. Step 3: Cross multiply
    9,783.18x = 14,674.80 × 2,763.96
  4. Step 4: Simplify right side
    9,783.18x = 40,560,515.54
  5. Step 5: Solve for x
    x = 40,560,515.54/9,783.18
  6. Step 6: Final answer
    x = 4,145.94

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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.