Home / 3,069.80-4,236.43-1,743.46

Finding the Fourth Proportional to 3,069.80, 4,236.43 and 1,743.46

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Solution

The fourth proportional to 3,069.80, 4,236.43 and 1,743.46 is: 2,406.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,069.80 : 4,236.43 = 1,743.46 : x
  2. Step 2: Convert to fraction form
    3,069.80/4,236.43 = 1,743.46/x
  3. Step 3: Cross multiply
    3,069.80x = 4,236.43 × 1,743.46
  4. Step 4: Simplify right side
    3,069.80x = 7,386,046.25
  5. Step 5: Solve for x
    x = 7,386,046.25/3,069.80
  6. Step 6: Final answer
    x = 2,406.04

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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.