Home / 3,614.36-5,412.87-1,854.73

Finding the Fourth Proportional to 3,614.36, 5,412.87 and 1,854.73

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Solution

The fourth proportional to 3,614.36, 5,412.87 and 1,854.73 is: 2,777.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,614.36 : 5,412.87 = 1,854.73 : x
  2. Step 2: Convert to fraction form
    3,614.36/5,412.87 = 1,854.73/x
  3. Step 3: Cross multiply
    3,614.36x = 5,412.87 × 1,854.73
  4. Step 4: Simplify right side
    3,614.36x = 10,039,412.38
  5. Step 5: Solve for x
    x = 10,039,412.38/3,614.36
  6. Step 6: Final answer
    x = 2,777.65

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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.