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Finding the Fourth Proportional to 1,844.94, 2,765.67 and 674.67

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Solution

The fourth proportional to 1,844.94, 2,765.67 and 674.67 is: 1,011.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,844.94 : 2,765.67 = 674.67 : x
  2. Step 2: Convert to fraction form
    1,844.94/2,765.67 = 674.67/x
  3. Step 3: Cross multiply
    1,844.94x = 2,765.67 × 674.67
  4. Step 4: Simplify right side
    1,844.94x = 1,865,900.75
  5. Step 5: Solve for x
    x = 1,865,900.75/1,844.94
  6. Step 6: Final answer
    x = 1,011.36

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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.