Home / 11,530.50-17,295.75-4,135.41

Finding the Fourth Proportional to 11,530.50, 17,295.75 and 4,135.41

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Solution

The fourth proportional to 11,530.50, 17,295.75 and 4,135.41 is: 6,203.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,530.50 : 17,295.75 = 4,135.41 : x
  2. Step 2: Convert to fraction form
    11,530.50/17,295.75 = 4,135.41/x
  3. Step 3: Cross multiply
    11,530.50x = 17,295.75 × 4,135.41
  4. Step 4: Simplify right side
    11,530.50x = 71,525,017.51
  5. Step 5: Solve for x
    x = 71,525,017.51/11,530.50
  6. Step 6: Final answer
    x = 6,203.12

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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.