Home / 7,104.82-10,660.30-3,814.07

Finding the Fourth Proportional to 7,104.82, 10,660.30 and 3,814.07

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Solution

The fourth proportional to 7,104.82, 10,660.30 and 3,814.07 is: 5,722.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,104.82 : 10,660.30 = 3,814.07 : x
  2. Step 2: Convert to fraction form
    7,104.82/10,660.30 = 3,814.07/x
  3. Step 3: Cross multiply
    7,104.82x = 10,660.30 × 3,814.07
  4. Step 4: Simplify right side
    7,104.82x = 40,659,130.42
  5. Step 5: Solve for x
    x = 40,659,130.42/7,104.82
  6. Step 6: Final answer
    x = 5,722.75

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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.