Home / 2,684.28-4,027.64-2,574.96

Finding the Fourth Proportional to 2,684.28, 4,027.64 and 2,574.96

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Solution

The fourth proportional to 2,684.28, 4,027.64 and 2,574.96 is: 3,863.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,684.28 : 4,027.64 = 2,574.96 : x
  2. Step 2: Convert to fraction form
    2,684.28/4,027.64 = 2,574.96/x
  3. Step 3: Cross multiply
    2,684.28x = 4,027.64 × 2,574.96
  4. Step 4: Simplify right side
    2,684.28x = 10,371,011.89
  5. Step 5: Solve for x
    x = 10,371,011.89/2,684.28
  6. Step 6: Final answer
    x = 3,863.61

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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.