Home / 4,678.62-7,016.55-1,756.25

Finding the Fourth Proportional to 4,678.62, 7,016.55 and 1,756.25

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Solution

The fourth proportional to 4,678.62, 7,016.55 and 1,756.25 is: 2,633.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,678.62 : 7,016.55 = 1,756.25 : x
  2. Step 2: Convert to fraction form
    4,678.62/7,016.55 = 1,756.25/x
  3. Step 3: Cross multiply
    4,678.62x = 7,016.55 × 1,756.25
  4. Step 4: Simplify right side
    4,678.62x = 12,322,815.94
  5. Step 5: Solve for x
    x = 12,322,815.94/4,678.62
  6. Step 6: Final answer
    x = 2,633.86

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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.