Home / 4,666.91-6,998.01-1,379.12

Finding the Fourth Proportional to 4,666.91, 6,998.01 and 1,379.12

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Solution

The fourth proportional to 4,666.91, 6,998.01 and 1,379.12 is: 2,067.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,666.91 : 6,998.01 = 1,379.12 : x
  2. Step 2: Convert to fraction form
    4,666.91/6,998.01 = 1,379.12/x
  3. Step 3: Cross multiply
    4,666.91x = 6,998.01 × 1,379.12
  4. Step 4: Simplify right side
    4,666.91x = 9,651,060.56
  5. Step 5: Solve for x
    x = 9,651,060.56/4,666.91
  6. Step 6: Final answer
    x = 2,067.98

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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.