Home / 4,620.66-6,927.39-2,155.14

Finding the Fourth Proportional to 4,620.66, 6,927.39 and 2,155.14

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Solution

The fourth proportional to 4,620.66, 6,927.39 and 2,155.14 is: 3,231.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,620.66 : 6,927.39 = 2,155.14 : x
  2. Step 2: Convert to fraction form
    4,620.66/6,927.39 = 2,155.14/x
  3. Step 3: Cross multiply
    4,620.66x = 6,927.39 × 2,155.14
  4. Step 4: Simplify right side
    4,620.66x = 14,929,495.28
  5. Step 5: Solve for x
    x = 14,929,495.28/4,620.66
  6. Step 6: Final answer
    x = 3,231.03

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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.