Home / 3,166.50-4,751.37-1,412.04

Finding the Fourth Proportional to 3,166.50, 4,751.37 and 1,412.04

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Solution

The fourth proportional to 3,166.50, 4,751.37 and 1,412.04 is: 2,118.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,166.50 : 4,751.37 = 1,412.04 : x
  2. Step 2: Convert to fraction form
    3,166.50/4,751.37 = 1,412.04/x
  3. Step 3: Cross multiply
    3,166.50x = 4,751.37 × 1,412.04
  4. Step 4: Simplify right side
    3,166.50x = 6,709,124.49
  5. Step 5: Solve for x
    x = 6,709,124.49/3,166.50
  6. Step 6: Final answer
    x = 2,118.78

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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.