Home / 11,408.51-17,113.37-3,617.93

Finding the Fourth Proportional to 11,408.51, 17,113.37 and 3,617.93

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Solution

The fourth proportional to 11,408.51, 17,113.37 and 3,617.93 is: 5,427.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,408.51 : 17,113.37 = 3,617.93 : x
  2. Step 2: Convert to fraction form
    11,408.51/17,113.37 = 3,617.93/x
  3. Step 3: Cross multiply
    11,408.51x = 17,113.37 × 3,617.93
  4. Step 4: Simplify right side
    11,408.51x = 61,914,871.07
  5. Step 5: Solve for x
    x = 61,914,871.07/11,408.51
  6. Step 6: Final answer
    x = 5,427.08

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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.