Home / 5,713.11-7,883.73-3,195.45

Finding the Fourth Proportional to 5,713.11, 7,883.73 and 3,195.45

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Solution

The fourth proportional to 5,713.11, 7,883.73 and 3,195.45 is: 4,409.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,713.11 : 7,883.73 = 3,195.45 : x
  2. Step 2: Convert to fraction form
    5,713.11/7,883.73 = 3,195.45/x
  3. Step 3: Cross multiply
    5,713.11x = 7,883.73 × 3,195.45
  4. Step 4: Simplify right side
    5,713.11x = 25,192,065.03
  5. Step 5: Solve for x
    x = 25,192,065.03/5,713.11
  6. Step 6: Final answer
    x = 4,409.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.