Home / 4,379.36-6,570.24-2,185.44

Finding the Fourth Proportional to 4,379.36, 6,570.24 and 2,185.44

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Solution

The fourth proportional to 4,379.36, 6,570.24 and 2,185.44 is: 3,278.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,379.36 : 6,570.24 = 2,185.44 : x
  2. Step 2: Convert to fraction form
    4,379.36/6,570.24 = 2,185.44/x
  3. Step 3: Cross multiply
    4,379.36x = 6,570.24 × 2,185.44
  4. Step 4: Simplify right side
    4,379.36x = 14,358,865.31
  5. Step 5: Solve for x
    x = 14,358,865.31/4,379.36
  6. Step 6: Final answer
    x = 3,278.76

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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.