Home / 5,648.88-7,796.73-3,760.53

Finding the Fourth Proportional to 5,648.88, 7,796.73 and 3,760.53

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Solution

The fourth proportional to 5,648.88, 7,796.73 and 3,760.53 is: 5,190.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,648.88 : 7,796.73 = 3,760.53 : x
  2. Step 2: Convert to fraction form
    5,648.88/7,796.73 = 3,760.53/x
  3. Step 3: Cross multiply
    5,648.88x = 7,796.73 × 3,760.53
  4. Step 4: Simplify right side
    5,648.88x = 29,319,837.07
  5. Step 5: Solve for x
    x = 29,319,837.07/5,648.88
  6. Step 6: Final answer
    x = 5,190.38

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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.