Home / 4,267.27-6,402.35-1,668.79

Finding the Fourth Proportional to 4,267.27, 6,402.35 and 1,668.79

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Solution

The fourth proportional to 4,267.27, 6,402.35 and 1,668.79 is: 2,503.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,267.27 : 6,402.35 = 1,668.79 : x
  2. Step 2: Convert to fraction form
    4,267.27/6,402.35 = 1,668.79/x
  3. Step 3: Cross multiply
    4,267.27x = 6,402.35 × 1,668.79
  4. Step 4: Simplify right side
    4,267.27x = 10,684,177.66
  5. Step 5: Solve for x
    x = 10,684,177.66/4,267.27
  6. Step 6: Final answer
    x = 2,503.75

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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.