Home / 9,914.12-14,868.87-2,892.65

Finding the Fourth Proportional to 9,914.12, 14,868.87 and 2,892.65

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Solution

The fourth proportional to 9,914.12, 14,868.87 and 2,892.65 is: 4,338.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,914.12 : 14,868.87 = 2,892.65 : x
  2. Step 2: Convert to fraction form
    9,914.12/14,868.87 = 2,892.65/x
  3. Step 3: Cross multiply
    9,914.12x = 14,868.87 × 2,892.65
  4. Step 4: Simplify right side
    9,914.12x = 43,010,414.34
  5. Step 5: Solve for x
    x = 43,010,414.34/9,914.12
  6. Step 6: Final answer
    x = 4,338.30

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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.