Home / 11,769.02-16,241.29-6,463.70

Finding the Fourth Proportional to 11,769.02, 16,241.29 and 6,463.70

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Solution

The fourth proportional to 11,769.02, 16,241.29 and 6,463.70 is: 8,919.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,769.02 : 16,241.29 = 6,463.70 : x
  2. Step 2: Convert to fraction form
    11,769.02/16,241.29 = 6,463.70/x
  3. Step 3: Cross multiply
    11,769.02x = 16,241.29 × 6,463.70
  4. Step 4: Simplify right side
    11,769.02x = 104,978,753.25
  5. Step 5: Solve for x
    x = 104,978,753.25/11,769.02
  6. Step 6: Final answer
    x = 8,919.92

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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.