Home / 3,020.24-4,164.36-2,576.72

Finding the Fourth Proportional to 3,020.24, 4,164.36 and 2,576.72

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Solution

The fourth proportional to 3,020.24, 4,164.36 and 2,576.72 is: 3,552.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.24 : 4,164.36 = 2,576.72 : x
  2. Step 2: Convert to fraction form
    3,020.24/4,164.36 = 2,576.72/x
  3. Step 3: Cross multiply
    3,020.24x = 4,164.36 × 2,576.72
  4. Step 4: Simplify right side
    3,020.24x = 10,730,389.70
  5. Step 5: Solve for x
    x = 10,730,389.70/3,020.24
  6. Step 6: Final answer
    x = 3,552.83

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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.