Home / 4,859.56-7,279.80-2,521.09

Finding the Fourth Proportional to 4,859.56, 7,279.80 and 2,521.09

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Solution

The fourth proportional to 4,859.56, 7,279.80 and 2,521.09 is: 3,776.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,859.56 : 7,279.80 = 2,521.09 : x
  2. Step 2: Convert to fraction form
    4,859.56/7,279.80 = 2,521.09/x
  3. Step 3: Cross multiply
    4,859.56x = 7,279.80 × 2,521.09
  4. Step 4: Simplify right side
    4,859.56x = 18,352,981.98
  5. Step 5: Solve for x
    x = 18,352,981.98/4,859.56
  6. Step 6: Final answer
    x = 3,776.68

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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.