Home / 7,243.28-10,864.92-2,048.48

Finding the Fourth Proportional to 7,243.28, 10,864.92 and 2,048.48

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Solution

The fourth proportional to 7,243.28, 10,864.92 and 2,048.48 is: 3,072.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243.28 : 10,864.92 = 2,048.48 : x
  2. Step 2: Convert to fraction form
    7,243.28/10,864.92 = 2,048.48/x
  3. Step 3: Cross multiply
    7,243.28x = 10,864.92 × 2,048.48
  4. Step 4: Simplify right side
    7,243.28x = 22,256,571.32
  5. Step 5: Solve for x
    x = 22,256,571.32/7,243.28
  6. Step 6: Final answer
    x = 3,072.72

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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.