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Finding the Fourth Proportional to 1,847.14, 2,771.16 and 923.14

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Solution

The fourth proportional to 1,847.14, 2,771.16 and 923.14 is: 1,384.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,847.14 : 2,771.16 = 923.14 : x
  2. Step 2: Convert to fraction form
    1,847.14/2,771.16 = 923.14/x
  3. Step 3: Cross multiply
    1,847.14x = 2,771.16 × 923.14
  4. Step 4: Simplify right side
    1,847.14x = 2,558,168.64
  5. Step 5: Solve for x
    x = 2,558,168.64/1,847.14
  6. Step 6: Final answer
    x = 1,384.93

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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.