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Finding the Fourth Proportional to 9,994.44, 14,988.83 and 2,974.17

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Solution

The fourth proportional to 9,994.44, 14,988.83 and 2,974.17 is: 4,460.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,994.44 : 14,988.83 = 2,974.17 : x
  2. Step 2: Convert to fraction form
    9,994.44/14,988.83 = 2,974.17/x
  3. Step 3: Cross multiply
    9,994.44x = 14,988.83 × 2,974.17
  4. Step 4: Simplify right side
    9,994.44x = 44,579,313.65
  5. Step 5: Solve for x
    x = 44,579,313.65/9,994.44
  6. Step 6: Final answer
    x = 4,460.41

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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.