Home / 4,819.02-7,225.53-2,218.62

Finding the Fourth Proportional to 4,819.02, 7,225.53 and 2,218.62

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Solution

The fourth proportional to 4,819.02, 7,225.53 and 2,218.62 is: 3,326.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.02 : 7,225.53 = 2,218.62 : x
  2. Step 2: Convert to fraction form
    4,819.02/7,225.53 = 2,218.62/x
  3. Step 3: Cross multiply
    4,819.02x = 7,225.53 × 2,218.62
  4. Step 4: Simplify right side
    4,819.02x = 16,030,705.37
  5. Step 5: Solve for x
    x = 16,030,705.37/4,819.02
  6. Step 6: Final answer
    x = 3,326.55

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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.