Home / 11,139.03-16,708.95-3,743.73

Finding the Fourth Proportional to 11,139.03, 16,708.95 and 3,743.73

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Solution

The fourth proportional to 11,139.03, 16,708.95 and 3,743.73 is: 5,615.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,139.03 : 16,708.95 = 3,743.73 : x
  2. Step 2: Convert to fraction form
    11,139.03/16,708.95 = 3,743.73/x
  3. Step 3: Cross multiply
    11,139.03x = 16,708.95 × 3,743.73
  4. Step 4: Simplify right side
    11,139.03x = 62,553,797.38
  5. Step 5: Solve for x
    x = 62,553,797.38/11,139.03
  6. Step 6: Final answer
    x = 5,615.73

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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.