Home / 4,317.21-6,477.21-1,819.62

Finding the Fourth Proportional to 4,317.21, 6,477.21 and 1,819.62

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Solution

The fourth proportional to 4,317.21, 6,477.21 and 1,819.62 is: 2,730.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,317.21 : 6,477.21 = 1,819.62 : x
  2. Step 2: Convert to fraction form
    4,317.21/6,477.21 = 1,819.62/x
  3. Step 3: Cross multiply
    4,317.21x = 6,477.21 × 1,819.62
  4. Step 4: Simplify right side
    4,317.21x = 11,786,060.86
  5. Step 5: Solve for x
    x = 11,786,060.86/4,317.21
  6. Step 6: Final answer
    x = 2,730.02

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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.