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Finding the Fourth Proportional to 7,329.74, 10,994.52 and 1,783.09

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Solution

The fourth proportional to 7,329.74, 10,994.52 and 1,783.09 is: 2,674.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,329.74 : 10,994.52 = 1,783.09 : x
  2. Step 2: Convert to fraction form
    7,329.74/10,994.52 = 1,783.09/x
  3. Step 3: Cross multiply
    7,329.74x = 10,994.52 × 1,783.09
  4. Step 4: Simplify right side
    7,329.74x = 19,604,163.69
  5. Step 5: Solve for x
    x = 19,604,163.69/7,329.74
  6. Step 6: Final answer
    x = 2,674.61

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Similar ratio
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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.