Home / 11,155.49-16,734.77-3,762.06

Finding the Fourth Proportional to 11,155.49, 16,734.77 and 3,762.06

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Solution

The fourth proportional to 11,155.49, 16,734.77 and 3,762.06 is: 5,643.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,155.49 : 16,734.77 = 3,762.06 : x
  2. Step 2: Convert to fraction form
    11,155.49/16,734.77 = 3,762.06/x
  3. Step 3: Cross multiply
    11,155.49x = 16,734.77 × 3,762.06
  4. Step 4: Simplify right side
    11,155.49x = 62,957,218.23
  5. Step 5: Solve for x
    x = 62,957,218.23/11,155.49
  6. Step 6: Final answer
    x = 5,643.61

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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.