Home / 5,349.53-7,384.20-3,676.47

Finding the Fourth Proportional to 5,349.53, 7,384.20 and 3,676.47

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Solution

The fourth proportional to 5,349.53, 7,384.20 and 3,676.47 is: 5,074.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,349.53 : 7,384.20 = 3,676.47 : x
  2. Step 2: Convert to fraction form
    5,349.53/7,384.20 = 3,676.47/x
  3. Step 3: Cross multiply
    5,349.53x = 7,384.20 × 3,676.47
  4. Step 4: Simplify right side
    5,349.53x = 27,147,789.77
  5. Step 5: Solve for x
    x = 27,147,789.77/5,349.53
  6. Step 6: Final answer
    x = 5,074.80

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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.