Home / 3,619.33-5,419.70-2,507.16

Finding the Fourth Proportional to 3,619.33, 5,419.70 and 2,507.16

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Solution

The fourth proportional to 3,619.33, 5,419.70 and 2,507.16 is: 3,754.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619.33 : 5,419.70 = 2,507.16 : x
  2. Step 2: Convert to fraction form
    3,619.33/5,419.70 = 2,507.16/x
  3. Step 3: Cross multiply
    3,619.33x = 5,419.70 × 2,507.16
  4. Step 4: Simplify right side
    3,619.33x = 13,588,053.47
  5. Step 5: Solve for x
    x = 13,588,053.47/3,619.33
  6. Step 6: Final answer
    x = 3,754.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.