Home / 3,523.42-5,286.34-1,332.77

Finding the Fourth Proportional to 3,523.42, 5,286.34 and 1,332.77

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Solution

The fourth proportional to 3,523.42, 5,286.34 and 1,332.77 is: 1,999.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523.42 : 5,286.34 = 1,332.77 : x
  2. Step 2: Convert to fraction form
    3,523.42/5,286.34 = 1,332.77/x
  3. Step 3: Cross multiply
    3,523.42x = 5,286.34 × 1,332.77
  4. Step 4: Simplify right side
    3,523.42x = 7,045,475.36
  5. Step 5: Solve for x
    x = 7,045,475.36/3,523.42
  6. Step 6: Final answer
    x = 1,999.62

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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.