Home / 3,069.37-4,235.74-1,743.08

Finding the Fourth Proportional to 3,069.37, 4,235.74 and 1,743.08

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Solution

The fourth proportional to 3,069.37, 4,235.74 and 1,743.08 is: 2,405.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,069.37 : 4,235.74 = 1,743.08 : x
  2. Step 2: Convert to fraction form
    3,069.37/4,235.74 = 1,743.08/x
  3. Step 3: Cross multiply
    3,069.37x = 4,235.74 × 1,743.08
  4. Step 4: Simplify right side
    3,069.37x = 7,383,239.91
  5. Step 5: Solve for x
    x = 7,383,239.91/3,069.37
  6. Step 6: Final answer
    x = 2,405.46

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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.