Home / 11,769.44-16,256.19-8,798.46

Finding the Fourth Proportional to 11,769.44, 16,256.19 and 8,798.46

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Solution

The fourth proportional to 11,769.44, 16,256.19 and 8,798.46 is: 12,152.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,769.44 : 16,256.19 = 8,798.46 : x
  2. Step 2: Convert to fraction form
    11,769.44/16,256.19 = 8,798.46/x
  3. Step 3: Cross multiply
    11,769.44x = 16,256.19 × 8,798.46
  4. Step 4: Simplify right side
    11,769.44x = 143,029,437.47
  5. Step 5: Solve for x
    x = 143,029,437.47/11,769.44
  6. Step 6: Final answer
    x = 12,152.62

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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.