Home / 5,432.45-7,496.75-3,074.54

Finding the Fourth Proportional to 5,432.45, 7,496.75 and 3,074.54

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Solution

The fourth proportional to 5,432.45, 7,496.75 and 3,074.54 is: 4,242.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432.45 : 7,496.75 = 3,074.54 : x
  2. Step 2: Convert to fraction form
    5,432.45/7,496.75 = 3,074.54/x
  3. Step 3: Cross multiply
    5,432.45x = 7,496.75 × 3,074.54
  4. Step 4: Simplify right side
    5,432.45x = 23,049,042.37
  5. Step 5: Solve for x
    x = 23,049,042.37/5,432.45
  6. Step 6: Final answer
    x = 4,242.84

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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.