Home / 3,614.82-5,423.54-1,422.33

Finding the Fourth Proportional to 3,614.82, 5,423.54 and 1,422.33

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Solution

The fourth proportional to 3,614.82, 5,423.54 and 1,422.33 is: 2,134.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.82 : 5,423.54 = 1,422.33 : x
  2. Step 2: Convert to fraction form
    3,614.82/5,423.54 = 1,422.33/x
  3. Step 3: Cross multiply
    3,614.82x = 5,423.54 × 1,422.33
  4. Step 4: Simplify right side
    3,614.82x = 7,714,056.54
  5. Step 5: Solve for x
    x = 7,714,056.54/3,614.82
  6. Step 6: Final answer
    x = 2,134.01

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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.