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Finding the Fourth Proportional to 9,994.03, 14,991.13 and 2,973.86

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Solution

The fourth proportional to 9,994.03, 14,991.13 and 2,973.86 is: 4,460.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,994.03 : 14,991.13 = 2,973.86 : x
  2. Step 2: Convert to fraction form
    9,994.03/14,991.13 = 2,973.86/x
  3. Step 3: Cross multiply
    9,994.03x = 14,991.13 × 2,973.86
  4. Step 4: Simplify right side
    9,994.03x = 44,581,574.44
  5. Step 5: Solve for x
    x = 44,581,574.44/9,994.03
  6. Step 6: Final answer
    x = 4,460.82

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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.