Home / 4,527.92-6,246.60-3,128.24

Finding the Fourth Proportional to 4,527.92, 6,246.60 and 3,128.24

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Solution

The fourth proportional to 4,527.92, 6,246.60 and 3,128.24 is: 4,315.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,527.92 : 6,246.60 = 3,128.24 : x
  2. Step 2: Convert to fraction form
    4,527.92/6,246.60 = 3,128.24/x
  3. Step 3: Cross multiply
    4,527.92x = 6,246.60 × 3,128.24
  4. Step 4: Simplify right side
    4,527.92x = 19,540,863.98
  5. Step 5: Solve for x
    x = 19,540,863.98/4,527.92
  6. Step 6: Final answer
    x = 4,315.64

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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.