Home / 3,176.49-4,761.72-1,228.26

Finding the Fourth Proportional to 3,176.49, 4,761.72 and 1,228.26

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Solution

The fourth proportional to 3,176.49, 4,761.72 and 1,228.26 is: 1,841.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176.49 : 4,761.72 = 1,228.26 : x
  2. Step 2: Convert to fraction form
    3,176.49/4,761.72 = 1,228.26/x
  3. Step 3: Cross multiply
    3,176.49x = 4,761.72 × 1,228.26
  4. Step 4: Simplify right side
    3,176.49x = 5,848,630.21
  5. Step 5: Solve for x
    x = 5,848,630.21/3,176.49
  6. Step 6: Final answer
    x = 1,841.22

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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.