Home / 3,751.40-5,179.10-3,336.18

Finding the Fourth Proportional to 3,751.40, 5,179.10 and 3,336.18

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Solution

The fourth proportional to 3,751.40, 5,179.10 and 3,336.18 is: 4,605.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,751.40 : 5,179.10 = 3,336.18 : x
  2. Step 2: Convert to fraction form
    3,751.40/5,179.10 = 3,336.18/x
  3. Step 3: Cross multiply
    3,751.40x = 5,179.10 × 3,336.18
  4. Step 4: Simplify right side
    3,751.40x = 17,278,409.84
  5. Step 5: Solve for x
    x = 17,278,409.84/3,751.40
  6. Step 6: Final answer
    x = 4,605.86

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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.