Home / 6,472.14-8,929.44-3,819.05

Finding the Fourth Proportional to 6,472.14, 8,929.44 and 3,819.05

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Solution

The fourth proportional to 6,472.14, 8,929.44 and 3,819.05 is: 5,269.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,472.14 : 8,929.44 = 3,819.05 : x
  2. Step 2: Convert to fraction form
    6,472.14/8,929.44 = 3,819.05/x
  3. Step 3: Cross multiply
    6,472.14x = 8,929.44 × 3,819.05
  4. Step 4: Simplify right side
    6,472.14x = 34,101,966.67
  5. Step 5: Solve for x
    x = 34,101,966.67/6,472.14
  6. Step 6: Final answer
    x = 5,269.04

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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.