Home / 4,451.14-6,675.68-1,678.10

Finding the Fourth Proportional to 4,451.14, 6,675.68 and 1,678.10

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Solution

The fourth proportional to 4,451.14, 6,675.68 and 1,678.10 is: 2,516.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,451.14 : 6,675.68 = 1,678.10 : x
  2. Step 2: Convert to fraction form
    4,451.14/6,675.68 = 1,678.10/x
  3. Step 3: Cross multiply
    4,451.14x = 6,675.68 × 1,678.10
  4. Step 4: Simplify right side
    4,451.14x = 11,202,458.61
  5. Step 5: Solve for x
    x = 11,202,458.61/4,451.14
  6. Step 6: Final answer
    x = 2,516.76

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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.