Home / 5,463.36-7,540.34-3,225.78

Finding the Fourth Proportional to 5,463.36, 7,540.34 and 3,225.78

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Solution

The fourth proportional to 5,463.36, 7,540.34 and 3,225.78 is: 4,452.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,463.36 : 7,540.34 = 3,225.78 : x
  2. Step 2: Convert to fraction form
    5,463.36/7,540.34 = 3,225.78/x
  3. Step 3: Cross multiply
    5,463.36x = 7,540.34 × 3,225.78
  4. Step 4: Simplify right side
    5,463.36x = 24,323,477.97
  5. Step 5: Solve for x
    x = 24,323,477.97/5,463.36
  6. Step 6: Final answer
    x = 4,452.11

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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.