Home / 9,414.24-12,979.88-6,051.12

Finding the Fourth Proportional to 9,414.24, 12,979.88 and 6,051.12

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Solution

The fourth proportional to 9,414.24, 12,979.88 and 6,051.12 is: 8,342.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,414.24 : 12,979.88 = 6,051.12 : x
  2. Step 2: Convert to fraction form
    9,414.24/12,979.88 = 6,051.12/x
  3. Step 3: Cross multiply
    9,414.24x = 12,979.88 × 6,051.12
  4. Step 4: Simplify right side
    9,414.24x = 78,542,811.47
  5. Step 5: Solve for x
    x = 78,542,811.47/9,414.24
  6. Step 6: Final answer
    x = 8,342.98

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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.