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Finding the Fourth Proportional to 3,713.70, 5,570.73 and 2,069.01

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Solution

The fourth proportional to 3,713.70, 5,570.73 and 2,069.01 is: 3,103.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,713.70 : 5,570.73 = 2,069.01 : x
  2. Step 2: Convert to fraction form
    3,713.70/5,570.73 = 2,069.01/x
  3. Step 3: Cross multiply
    3,713.70x = 5,570.73 × 2,069.01
  4. Step 4: Simplify right side
    3,713.70x = 11,525,896.08
  5. Step 5: Solve for x
    x = 11,525,896.08/3,713.70
  6. Step 6: Final answer
    x = 3,103.62

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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.