Home / 4,667.80-7,002.46-1,381.23

Finding the Fourth Proportional to 4,667.80, 7,002.46 and 1,381.23

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Solution

The fourth proportional to 4,667.80, 7,002.46 and 1,381.23 is: 2,072.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,667.80 : 7,002.46 = 1,381.23 : x
  2. Step 2: Convert to fraction form
    4,667.80/7,002.46 = 1,381.23/x
  3. Step 3: Cross multiply
    4,667.80x = 7,002.46 × 1,381.23
  4. Step 4: Simplify right side
    4,667.80x = 9,672,007.83
  5. Step 5: Solve for x
    x = 9,672,007.83/4,667.80
  6. Step 6: Final answer
    x = 2,072.07

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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.