Home / 4,235.40-6,358.46-3,456.92

Finding the Fourth Proportional to 4,235.40, 6,358.46 and 3,456.92

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Solution

The fourth proportional to 4,235.40, 6,358.46 and 3,456.92 is: 5,189.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,235.40 : 6,358.46 = 3,456.92 : x
  2. Step 2: Convert to fraction form
    4,235.40/6,358.46 = 3,456.92/x
  3. Step 3: Cross multiply
    4,235.40x = 6,358.46 × 3,456.92
  4. Step 4: Simplify right side
    4,235.40x = 21,980,687.54
  5. Step 5: Solve for x
    x = 21,980,687.54/4,235.40
  6. Step 6: Final answer
    x = 5,189.75

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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.