Home / 3,686.20-5,529.35-1,494.43

Finding the Fourth Proportional to 3,686.20, 5,529.35 and 1,494.43

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Solution

The fourth proportional to 3,686.20, 5,529.35 and 1,494.43 is: 2,241.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,686.20 : 5,529.35 = 1,494.43 : x
  2. Step 2: Convert to fraction form
    3,686.20/5,529.35 = 1,494.43/x
  3. Step 3: Cross multiply
    3,686.20x = 5,529.35 × 1,494.43
  4. Step 4: Simplify right side
    3,686.20x = 8,263,216.43
  5. Step 5: Solve for x
    x = 8,263,216.43/3,686.20
  6. Step 6: Final answer
    x = 2,241.66

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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.