Home / 12,467.18-17,204.59-6,878.14

Finding the Fourth Proportional to 12,467.18, 17,204.59 and 6,878.14

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Solution

The fourth proportional to 12,467.18, 17,204.59 and 6,878.14 is: 9,491.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,467.18 : 17,204.59 = 6,878.14 : x
  2. Step 2: Convert to fraction form
    12,467.18/17,204.59 = 6,878.14/x
  3. Step 3: Cross multiply
    12,467.18x = 17,204.59 × 6,878.14
  4. Step 4: Simplify right side
    12,467.18x = 118,335,578.66
  5. Step 5: Solve for x
    x = 118,335,578.66/12,467.18
  6. Step 6: Final answer
    x = 9,491.77

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1.5x scale

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.