Home / 4,677.94-7,017.92-1,391.27

Finding the Fourth Proportional to 4,677.94, 7,017.92 and 1,391.27

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Solution

The fourth proportional to 4,677.94, 7,017.92 and 1,391.27 is: 2,087.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,677.94 : 7,017.92 = 1,391.27 : x
  2. Step 2: Convert to fraction form
    4,677.94/7,017.92 = 1,391.27/x
  3. Step 3: Cross multiply
    4,677.94x = 7,017.92 × 1,391.27
  4. Step 4: Simplify right side
    4,677.94x = 9,763,814.60
  5. Step 5: Solve for x
    x = 9,763,814.60/4,677.94
  6. Step 6: Final answer
    x = 2,087.21

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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.