Home / 4,147.92-5,724.63-2,576.25

Finding the Fourth Proportional to 4,147.92, 5,724.63 and 2,576.25

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Solution

The fourth proportional to 4,147.92, 5,724.63 and 2,576.25 is: 3,555.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147.92 : 5,724.63 = 2,576.25 : x
  2. Step 2: Convert to fraction form
    4,147.92/5,724.63 = 2,576.25/x
  3. Step 3: Cross multiply
    4,147.92x = 5,724.63 × 2,576.25
  4. Step 4: Simplify right side
    4,147.92x = 14,748,078.04
  5. Step 5: Solve for x
    x = 14,748,078.04/4,147.92
  6. Step 6: Final answer
    x = 3,555.54

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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.