Home / 4,453.82-6,675.57-1,678.72

Finding the Fourth Proportional to 4,453.82, 6,675.57 and 1,678.72

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Solution

The fourth proportional to 4,453.82, 6,675.57 and 1,678.72 is: 2,516.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,453.82 : 6,675.57 = 1,678.72 : x
  2. Step 2: Convert to fraction form
    4,453.82/6,675.57 = 1,678.72/x
  3. Step 3: Cross multiply
    4,453.82x = 6,675.57 × 1,678.72
  4. Step 4: Simplify right side
    4,453.82x = 11,206,396.18
  5. Step 5: Solve for x
    x = 11,206,396.18/4,453.82
  6. Step 6: Final answer
    x = 2,516.13

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1.5x scale

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.