Home / 8,254.25-11,387.76-6,105.94

Finding the Fourth Proportional to 8,254.25, 11,387.76 and 6,105.94

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Solution

The fourth proportional to 8,254.25, 11,387.76 and 6,105.94 is: 8,423.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,254.25 : 11,387.76 = 6,105.94 : x
  2. Step 2: Convert to fraction form
    8,254.25/11,387.76 = 6,105.94/x
  3. Step 3: Cross multiply
    8,254.25x = 11,387.76 × 6,105.94
  4. Step 4: Simplify right side
    8,254.25x = 69,533,043.50
  5. Step 5: Solve for x
    x = 69,533,043.50/8,254.25
  6. Step 6: Final answer
    x = 8,423.90

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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.