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Finding the Fourth Proportional to 2,771.01, 4,153.04 and 1,384.73

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Solution

The fourth proportional to 2,771.01, 4,153.04 and 1,384.73 is: 2,075.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,771.01 : 4,153.04 = 1,384.73 : x
  2. Step 2: Convert to fraction form
    2,771.01/4,153.04 = 1,384.73/x
  3. Step 3: Cross multiply
    2,771.01x = 4,153.04 × 1,384.73
  4. Step 4: Simplify right side
    2,771.01x = 5,750,852.92
  5. Step 5: Solve for x
    x = 5,750,852.92/2,771.01
  6. Step 6: Final answer
    x = 2,075.36

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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.