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Finding the Fourth Proportional to 9,996.70, 14,994.99 and 3,333.71

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Solution

The fourth proportional to 9,996.70, 14,994.99 and 3,333.71 is: 5,000.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,996.70 : 14,994.99 = 3,333.71 : x
  2. Step 2: Convert to fraction form
    9,996.70/14,994.99 = 3,333.71/x
  3. Step 3: Cross multiply
    9,996.70x = 14,994.99 × 3,333.71
  4. Step 4: Simplify right side
    9,996.70x = 49,988,948.11
  5. Step 5: Solve for x
    x = 49,988,948.11/9,996.70
  6. Step 6: Final answer
    x = 5,000.54

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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.