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Finding the Fourth Proportional to 11,330.45, 17,006.49 and 6,956.45

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Solution

The fourth proportional to 11,330.45, 17,006.49 and 6,956.45 is: 10,441.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,330.45 : 17,006.49 = 6,956.45 : x
  2. Step 2: Convert to fraction form
    11,330.45/17,006.49 = 6,956.45/x
  3. Step 3: Cross multiply
    11,330.45x = 17,006.49 × 6,956.45
  4. Step 4: Simplify right side
    11,330.45x = 118,304,762.58
  5. Step 5: Solve for x
    x = 118,304,762.58/11,330.45
  6. Step 6: Final answer
    x = 10,441.31

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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.