Home / 11,854.08-16,360.74-7,074.36

Finding the Fourth Proportional to 11,854.08, 16,360.74 and 7,074.36

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Solution

The fourth proportional to 11,854.08, 16,360.74 and 7,074.36 is: 9,763.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,854.08 : 16,360.74 = 7,074.36 : x
  2. Step 2: Convert to fraction form
    11,854.08/16,360.74 = 7,074.36/x
  3. Step 3: Cross multiply
    11,854.08x = 16,360.74 × 7,074.36
  4. Step 4: Simplify right side
    11,854.08x = 115,741,764.63
  5. Step 5: Solve for x
    x = 115,741,764.63/11,854.08
  6. Step 6: Final answer
    x = 9,763.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.