Home / 7,251.44-10,007.92-4,107.60

Finding the Fourth Proportional to 7,251.44, 10,007.92 and 4,107.60

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Solution

The fourth proportional to 7,251.44, 10,007.92 and 4,107.60 is: 5,669.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,251.44 : 10,007.92 = 4,107.60 : x
  2. Step 2: Convert to fraction form
    7,251.44/10,007.92 = 4,107.60/x
  3. Step 3: Cross multiply
    7,251.44x = 10,007.92 × 4,107.60
  4. Step 4: Simplify right side
    7,251.44x = 41,108,532.19
  5. Step 5: Solve for x
    x = 41,108,532.19/7,251.44
  6. Step 6: Final answer
    x = 5,669.02

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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.