Home / 4,479.36-6,709.32-2,166

Finding the Fourth Proportional to 4,479.36, 6,709.32 and 2,166

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Solution

The fourth proportional to 4,479.36, 6,709.32 and 2,166 is: 3,244.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,479.36 : 6,709.32 = 2,166 : x
  2. Step 2: Convert to fraction form
    4,479.36/6,709.32 = 2,166/x
  3. Step 3: Cross multiply
    4,479.36x = 6,709.32 × 2,166
  4. Step 4: Simplify right side
    4,479.36x = 14,532,387.12
  5. Step 5: Solve for x
    x = 14,532,387.12/4,479.36
  6. Step 6: Final answer
    x = 3,244.30

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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.