Home / 4,118.40-6,166.08-2,819.52

Finding the Fourth Proportional to 4,118.40, 6,166.08 and 2,819.52

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Solution

The fourth proportional to 4,118.40, 6,166.08 and 2,819.52 is: 4,221.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.40 : 6,166.08 = 2,819.52 : x
  2. Step 2: Convert to fraction form
    4,118.40/6,166.08 = 2,819.52/x
  3. Step 3: Cross multiply
    4,118.40x = 6,166.08 × 2,819.52
  4. Step 4: Simplify right side
    4,118.40x = 17,385,385.88
  5. Step 5: Solve for x
    x = 17,385,385.88/4,118.40
  6. Step 6: Final answer
    x = 4,221.39

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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.