Home / 3,279.29-4,916.26-1,525.39

Finding the Fourth Proportional to 3,279.29, 4,916.26 and 1,525.39

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Solution

The fourth proportional to 3,279.29, 4,916.26 and 1,525.39 is: 2,286.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,279.29 : 4,916.26 = 1,525.39 : x
  2. Step 2: Convert to fraction form
    3,279.29/4,916.26 = 1,525.39/x
  3. Step 3: Cross multiply
    3,279.29x = 4,916.26 × 1,525.39
  4. Step 4: Simplify right side
    3,279.29x = 7,499,206.21
  5. Step 5: Solve for x
    x = 7,499,206.21/3,279.29
  6. Step 6: Final answer
    x = 2,286.84

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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.