Home / 4,447.14-6,669.66-1,326.86

Finding the Fourth Proportional to 4,447.14, 6,669.66 and 1,326.86

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Solution

The fourth proportional to 4,447.14, 6,669.66 and 1,326.86 is: 1,989.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,447.14 : 6,669.66 = 1,326.86 : x
  2. Step 2: Convert to fraction form
    4,447.14/6,669.66 = 1,326.86/x
  3. Step 3: Cross multiply
    4,447.14x = 6,669.66 × 1,326.86
  4. Step 4: Simplify right side
    4,447.14x = 8,849,705.07
  5. Step 5: Solve for x
    x = 8,849,705.07/4,447.14
  6. Step 6: Final answer
    x = 1,989.98

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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.