Home / 5,174.96-7,801.44-4,840.88

Finding the Fourth Proportional to 5,174.96, 7,801.44 and 4,840.88

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Solution

The fourth proportional to 5,174.96, 7,801.44 and 4,840.88 is: 7,297.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,174.96 : 7,801.44 = 4,840.88 : x
  2. Step 2: Convert to fraction form
    5,174.96/7,801.44 = 4,840.88/x
  3. Step 3: Cross multiply
    5,174.96x = 7,801.44 × 4,840.88
  4. Step 4: Simplify right side
    5,174.96x = 37,765,834.87
  5. Step 5: Solve for x
    x = 37,765,834.87/5,174.96
  6. Step 6: Final answer
    x = 7,297.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.