Home / 4,815.93-7,226.28-2,185.32

Finding the Fourth Proportional to 4,815.93, 7,226.28 and 2,185.32

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Solution

The fourth proportional to 4,815.93, 7,226.28 and 2,185.32 is: 3,279.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815.93 : 7,226.28 = 2,185.32 : x
  2. Step 2: Convert to fraction form
    4,815.93/7,226.28 = 2,185.32/x
  3. Step 3: Cross multiply
    4,815.93x = 7,226.28 × 2,185.32
  4. Step 4: Simplify right side
    4,815.93x = 15,791,734.21
  5. Step 5: Solve for x
    x = 15,791,734.21/4,815.93
  6. Step 6: Final answer
    x = 3,279.06

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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.