Home / 7,517.23-10,378.49-4,829.54

Finding the Fourth Proportional to 7,517.23, 10,378.49 and 4,829.54

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Solution

The fourth proportional to 7,517.23, 10,378.49 and 4,829.54 is: 6,667.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,517.23 : 10,378.49 = 4,829.54 : x
  2. Step 2: Convert to fraction form
    7,517.23/10,378.49 = 4,829.54/x
  3. Step 3: Cross multiply
    7,517.23x = 10,378.49 × 4,829.54
  4. Step 4: Simplify right side
    7,517.23x = 50,123,256.55
  5. Step 5: Solve for x
    x = 50,123,256.55/7,517.23
  6. Step 6: Final answer
    x = 6,667.78

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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.