Home / 11,106.10-16,658.54-3,709.79

Finding the Fourth Proportional to 11,106.10, 16,658.54 and 3,709.79

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Solution

The fourth proportional to 11,106.10, 16,658.54 and 3,709.79 is: 5,564.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,106.10 : 16,658.54 = 3,709.79 : x
  2. Step 2: Convert to fraction form
    11,106.10/16,658.54 = 3,709.79/x
  3. Step 3: Cross multiply
    11,106.10x = 16,658.54 × 3,709.79
  4. Step 4: Simplify right side
    11,106.10x = 61,799,685.11
  5. Step 5: Solve for x
    x = 61,799,685.11/11,106.10
  6. Step 6: Final answer
    x = 5,564.48

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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.