Home / 5,649.59-7,796.68-3,758.14

Finding the Fourth Proportional to 5,649.59, 7,796.68 and 3,758.14

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Solution

The fourth proportional to 5,649.59, 7,796.68 and 3,758.14 is: 5,186.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,649.59 : 7,796.68 = 3,758.14 : x
  2. Step 2: Convert to fraction form
    5,649.59/7,796.68 = 3,758.14/x
  3. Step 3: Cross multiply
    5,649.59x = 7,796.68 × 3,758.14
  4. Step 4: Simplify right side
    5,649.59x = 29,300,986.09
  5. Step 5: Solve for x
    x = 29,300,986.09/5,649.59
  6. Step 6: Final answer
    x = 5,186.39

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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.