Home / 3,429.44-4,735.30-2,631.49

Finding the Fourth Proportional to 3,429.44, 4,735.30 and 2,631.49

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Solution

The fourth proportional to 3,429.44, 4,735.30 and 2,631.49 is: 3,633.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,429.44 : 4,735.30 = 2,631.49 : x
  2. Step 2: Convert to fraction form
    3,429.44/4,735.30 = 2,631.49/x
  3. Step 3: Cross multiply
    3,429.44x = 4,735.30 × 2,631.49
  4. Step 4: Simplify right side
    3,429.44x = 12,460,894.60
  5. Step 5: Solve for x
    x = 12,460,894.60/3,429.44
  6. Step 6: Final answer
    x = 3,633.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.