Home / 11,169.60-15,414.31-6,065.32

Finding the Fourth Proportional to 11,169.60, 15,414.31 and 6,065.32

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Solution

The fourth proportional to 11,169.60, 15,414.31 and 6,065.32 is: 8,370.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,169.60 : 15,414.31 = 6,065.32 : x
  2. Step 2: Convert to fraction form
    11,169.60/15,414.31 = 6,065.32/x
  3. Step 3: Cross multiply
    11,169.60x = 15,414.31 × 6,065.32
  4. Step 4: Simplify right side
    11,169.60x = 93,492,746.97
  5. Step 5: Solve for x
    x = 93,492,746.97/11,169.60
  6. Step 6: Final answer
    x = 8,370.29

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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.