Home / 11,180.50-15,429.09-6,467.52

Finding the Fourth Proportional to 11,180.50, 15,429.09 and 6,467.52

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Solution

The fourth proportional to 11,180.50, 15,429.09 and 6,467.52 is: 8,925.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,180.50 : 15,429.09 = 6,467.52 : x
  2. Step 2: Convert to fraction form
    11,180.50/15,429.09 = 6,467.52/x
  3. Step 3: Cross multiply
    11,180.50x = 15,429.09 × 6,467.52
  4. Step 4: Simplify right side
    11,180.50x = 99,787,948.16
  5. Step 5: Solve for x
    x = 99,787,948.16/11,180.50
  6. Step 6: Final answer
    x = 8,925.18

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