Home / 7,243.48-10,865.41-2,313.12

Finding the Fourth Proportional to 7,243.48, 10,865.41 and 2,313.12

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Solution

The fourth proportional to 7,243.48, 10,865.41 and 2,313.12 is: 3,469.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243.48 : 10,865.41 = 2,313.12 : x
  2. Step 2: Convert to fraction form
    7,243.48/10,865.41 = 2,313.12/x
  3. Step 3: Cross multiply
    7,243.48x = 10,865.41 × 2,313.12
  4. Step 4: Simplify right side
    7,243.48x = 25,132,997.18
  5. Step 5: Solve for x
    x = 25,132,997.18/7,243.48
  6. Step 6: Final answer
    x = 3,469.74

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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.