Home / 11,103.71-16,658.65-6,176.81

Finding the Fourth Proportional to 11,103.71, 16,658.65 and 6,176.81

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Solution

The fourth proportional to 11,103.71, 16,658.65 and 6,176.81 is: 9,266.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,103.71 : 16,658.65 = 6,176.81 : x
  2. Step 2: Convert to fraction form
    11,103.71/16,658.65 = 6,176.81/x
  3. Step 3: Cross multiply
    11,103.71x = 16,658.65 × 6,176.81
  4. Step 4: Simplify right side
    11,103.71x = 102,897,288.94
  5. Step 5: Solve for x
    x = 102,897,288.94/11,103.71
  6. Step 6: Final answer
    x = 9,266.93

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1.5x scale

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.