Home / 4,020.64-6,040.20-2,853.54

Finding the Fourth Proportional to 4,020.64, 6,040.20 and 2,853.54

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Solution

The fourth proportional to 4,020.64, 6,040.20 and 2,853.54 is: 4,286.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.64 : 6,040.20 = 2,853.54 : x
  2. Step 2: Convert to fraction form
    4,020.64/6,040.20 = 2,853.54/x
  3. Step 3: Cross multiply
    4,020.64x = 6,040.20 × 2,853.54
  4. Step 4: Simplify right side
    4,020.64x = 17,235,952.31
  5. Step 5: Solve for x
    x = 17,235,952.31/4,020.64
  6. Step 6: Final answer
    x = 4,286.87

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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.