Home / 7,661.25-10,572.53-4,676.60

Finding the Fourth Proportional to 7,661.25, 10,572.53 and 4,676.60

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Solution

The fourth proportional to 7,661.25, 10,572.53 and 4,676.60 is: 6,453.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,661.25 : 10,572.53 = 4,676.60 : x
  2. Step 2: Convert to fraction form
    7,661.25/10,572.53 = 4,676.60/x
  3. Step 3: Cross multiply
    7,661.25x = 10,572.53 × 4,676.60
  4. Step 4: Simplify right side
    7,661.25x = 49,443,496.85
  5. Step 5: Solve for x
    x = 49,443,496.85/7,661.25
  6. Step 6: Final answer
    x = 6,453.71

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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.