Home / 4,379.20-6,568.52-1,456.72

Finding the Fourth Proportional to 4,379.20, 6,568.52 and 1,456.72

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Solution

The fourth proportional to 4,379.20, 6,568.52 and 1,456.72 is: 2,184.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,379.20 : 6,568.52 = 1,456.72 : x
  2. Step 2: Convert to fraction form
    4,379.20/6,568.52 = 1,456.72/x
  3. Step 3: Cross multiply
    4,379.20x = 6,568.52 × 1,456.72
  4. Step 4: Simplify right side
    4,379.20x = 9,568,494.45
  5. Step 5: Solve for x
    x = 9,568,494.45/4,379.20
  6. Step 6: Final answer
    x = 2,184.99

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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.