Home / 5,250.01-7,236.12-3,478.54

Finding the Fourth Proportional to 5,250.01, 7,236.12 and 3,478.54

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Solution

The fourth proportional to 5,250.01, 7,236.12 and 3,478.54 is: 4,794.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,250.01 : 7,236.12 = 3,478.54 : x
  2. Step 2: Convert to fraction form
    5,250.01/7,236.12 = 3,478.54/x
  3. Step 3: Cross multiply
    5,250.01x = 7,236.12 × 3,478.54
  4. Step 4: Simplify right side
    5,250.01x = 25,171,132.86
  5. Step 5: Solve for x
    x = 25,171,132.86/5,250.01
  6. Step 6: Final answer
    x = 4,794.49

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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.