Home / 4,482.06-6,722.18-2,815.44

Finding the Fourth Proportional to 4,482.06, 6,722.18 and 2,815.44

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Solution

The fourth proportional to 4,482.06, 6,722.18 and 2,815.44 is: 4,222.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,482.06 : 6,722.18 = 2,815.44 : x
  2. Step 2: Convert to fraction form
    4,482.06/6,722.18 = 2,815.44/x
  3. Step 3: Cross multiply
    4,482.06x = 6,722.18 × 2,815.44
  4. Step 4: Simplify right side
    4,482.06x = 18,925,894.46
  5. Step 5: Solve for x
    x = 18,925,894.46/4,482.06
  6. Step 6: Final answer
    x = 4,222.59

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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.