Home / 12,619.10-17,414.28-6,953.88

Finding the Fourth Proportional to 12,619.10, 17,414.28 and 6,953.88

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Solution

The fourth proportional to 12,619.10, 17,414.28 and 6,953.88 is: 9,596.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,619.10 : 17,414.28 = 6,953.88 : x
  2. Step 2: Convert to fraction form
    12,619.10/17,414.28 = 6,953.88/x
  3. Step 3: Cross multiply
    12,619.10x = 17,414.28 × 6,953.88
  4. Step 4: Simplify right side
    12,619.10x = 121,096,813.41
  5. Step 5: Solve for x
    x = 121,096,813.41/12,619.10
  6. Step 6: Final answer
    x = 9,596.32

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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.