Home / 7,232.24-10,851.60-7,212.80

Finding the Fourth Proportional to 7,232.24, 10,851.60 and 7,212.80

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Solution

The fourth proportional to 7,232.24, 10,851.60 and 7,212.80 is: 10,822.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,232.24 : 10,851.60 = 7,212.80 : x
  2. Step 2: Convert to fraction form
    7,232.24/10,851.60 = 7,212.80/x
  3. Step 3: Cross multiply
    7,232.24x = 10,851.60 × 7,212.80
  4. Step 4: Simplify right side
    7,232.24x = 78,270,420.48
  5. Step 5: Solve for x
    x = 78,270,420.48/7,232.24
  6. Step 6: Final answer
    x = 10,822.43

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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.