Home / 11,730.45-16,188.26-6,425.27

Finding the Fourth Proportional to 11,730.45, 16,188.26 and 6,425.27

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Solution

The fourth proportional to 11,730.45, 16,188.26 and 6,425.27 is: 8,867.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,730.45 : 16,188.26 = 6,425.27 : x
  2. Step 2: Convert to fraction form
    11,730.45/16,188.26 = 6,425.27/x
  3. Step 3: Cross multiply
    11,730.45x = 16,188.26 × 6,425.27
  4. Step 4: Simplify right side
    11,730.45x = 104,013,949.67
  5. Step 5: Solve for x
    x = 104,013,949.67/11,730.45
  6. Step 6: Final answer
    x = 8,867.00

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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.