Home / 3,524.72-5,286.36-1,332.68

Finding the Fourth Proportional to 3,524.72, 5,286.36 and 1,332.68

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Solution

The fourth proportional to 3,524.72, 5,286.36 and 1,332.68 is: 1,998.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,524.72 : 5,286.36 = 1,332.68 : x
  2. Step 2: Convert to fraction form
    3,524.72/5,286.36 = 1,332.68/x
  3. Step 3: Cross multiply
    3,524.72x = 5,286.36 × 1,332.68
  4. Step 4: Simplify right side
    3,524.72x = 7,045,026.24
  5. Step 5: Solve for x
    x = 7,045,026.24/3,524.72
  6. Step 6: Final answer
    x = 1,998.75

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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.