Home / 9,977.97-14,969.31-2,958.05

Finding the Fourth Proportional to 9,977.97, 14,969.31 and 2,958.05

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Solution

The fourth proportional to 9,977.97, 14,969.31 and 2,958.05 is: 4,437.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,977.97 : 14,969.31 = 2,958.05 : x
  2. Step 2: Convert to fraction form
    9,977.97/14,969.31 = 2,958.05/x
  3. Step 3: Cross multiply
    9,977.97x = 14,969.31 × 2,958.05
  4. Step 4: Simplify right side
    9,977.97x = 44,279,909.57
  5. Step 5: Solve for x
    x = 44,279,909.57/9,977.97
  6. Step 6: Final answer
    x = 4,437.77

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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.