Home / 4,980.29-6,873.26-3,212.87

Finding the Fourth Proportional to 4,980.29, 6,873.26 and 3,212.87

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Solution

The fourth proportional to 4,980.29, 6,873.26 and 3,212.87 is: 4,434.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,980.29 : 6,873.26 = 3,212.87 : x
  2. Step 2: Convert to fraction form
    4,980.29/6,873.26 = 3,212.87/x
  3. Step 3: Cross multiply
    4,980.29x = 6,873.26 × 3,212.87
  4. Step 4: Simplify right side
    4,980.29x = 22,082,840.43
  5. Step 5: Solve for x
    x = 22,082,840.43/4,980.29
  6. Step 6: Final answer
    x = 4,434.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.