Home / 11,335.13-16,983.50-6,943.43

Finding the Fourth Proportional to 11,335.13, 16,983.50 and 6,943.43

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Solution

The fourth proportional to 11,335.13, 16,983.50 and 6,943.43 is: 10,403.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,335.13 : 16,983.50 = 6,943.43 : x
  2. Step 2: Convert to fraction form
    11,335.13/16,983.50 = 6,943.43/x
  3. Step 3: Cross multiply
    11,335.13x = 16,983.50 × 6,943.43
  4. Step 4: Simplify right side
    11,335.13x = 117,923,708.69
  5. Step 5: Solve for x
    x = 117,923,708.69/11,335.13
  6. Step 6: Final answer
    x = 10,403.38

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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.