Home / 11,983.14-16,536.78-6,677.64

Finding the Fourth Proportional to 11,983.14, 16,536.78 and 6,677.64

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Solution

The fourth proportional to 11,983.14, 16,536.78 and 6,677.64 is: 9,215.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,983.14 : 16,536.78 = 6,677.64 : x
  2. Step 2: Convert to fraction form
    11,983.14/16,536.78 = 6,677.64/x
  3. Step 3: Cross multiply
    11,983.14x = 16,536.78 × 6,677.64
  4. Step 4: Simplify right side
    11,983.14x = 110,426,663.60
  5. Step 5: Solve for x
    x = 110,426,663.60/11,983.14
  6. Step 6: Final answer
    x = 9,215.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.