Home / 6,425.28-9,640.12-2,527.60

Finding the Fourth Proportional to 6,425.28, 9,640.12 and 2,527.60

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Solution

The fourth proportional to 6,425.28, 9,640.12 and 2,527.60 is: 3,792.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,425.28 : 9,640.12 = 2,527.60 : x
  2. Step 2: Convert to fraction form
    6,425.28/9,640.12 = 2,527.60/x
  3. Step 3: Cross multiply
    6,425.28x = 9,640.12 × 2,527.60
  4. Step 4: Simplify right side
    6,425.28x = 24,366,367.31
  5. Step 5: Solve for x
    x = 24,366,367.31/6,425.28
  6. Step 6: Final answer
    x = 3,792.27

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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.