Home / 4,191.29-6,289.98-3,379.37

Finding the Fourth Proportional to 4,191.29, 6,289.98 and 3,379.37

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Solution

The fourth proportional to 4,191.29, 6,289.98 and 3,379.37 is: 5,071.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,191.29 : 6,289.98 = 3,379.37 : x
  2. Step 2: Convert to fraction form
    4,191.29/6,289.98 = 3,379.37/x
  3. Step 3: Cross multiply
    4,191.29x = 6,289.98 × 3,379.37
  4. Step 4: Simplify right side
    4,191.29x = 21,256,169.71
  5. Step 5: Solve for x
    x = 21,256,169.71/4,191.29
  6. Step 6: Final answer
    x = 5,071.51

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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.