Home / 2,827.92-4,235.76-2,516.28

Finding the Fourth Proportional to 2,827.92, 4,235.76 and 2,516.28

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Solution

The fourth proportional to 2,827.92, 4,235.76 and 2,516.28 is: 3,768.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827.92 : 4,235.76 = 2,516.28 : x
  2. Step 2: Convert to fraction form
    2,827.92/4,235.76 = 2,516.28/x
  3. Step 3: Cross multiply
    2,827.92x = 4,235.76 × 2,516.28
  4. Step 4: Simplify right side
    2,827.92x = 10,658,358.17
  5. Step 5: Solve for x
    x = 10,658,358.17/2,827.92
  6. Step 6: Final answer
    x = 3,768.97

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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.