Home / 11,102.69-16,655.29-3,707.66

Finding the Fourth Proportional to 11,102.69, 16,655.29 and 3,707.66

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Solution

The fourth proportional to 11,102.69, 16,655.29 and 3,707.66 is: 5,561.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,102.69 : 16,655.29 = 3,707.66 : x
  2. Step 2: Convert to fraction form
    11,102.69/16,655.29 = 3,707.66/x
  3. Step 3: Cross multiply
    11,102.69x = 16,655.29 × 3,707.66
  4. Step 4: Simplify right side
    11,102.69x = 61,752,184.89
  5. Step 5: Solve for x
    x = 61,752,184.89/11,102.69
  6. Step 6: Final answer
    x = 5,561.91

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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.