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Finding the Fourth Proportional to 9,994.59, 14,989.23 and 3,330.01

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Solution

The fourth proportional to 9,994.59, 14,989.23 and 3,330.01 is: 4,994.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,994.59 : 14,989.23 = 3,330.01 : x
  2. Step 2: Convert to fraction form
    9,994.59/14,989.23 = 3,330.01/x
  3. Step 3: Cross multiply
    9,994.59x = 14,989.23 × 3,330.01
  4. Step 4: Simplify right side
    9,994.59x = 49,914,295.16
  5. Step 5: Solve for x
    x = 49,914,295.16/9,994.59
  6. Step 6: Final answer
    x = 4,994.13

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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.