Home / 10,769.22-14,861.37-5,989.11

Finding the Fourth Proportional to 10,769.22, 14,861.37 and 5,989.11

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Solution

The fourth proportional to 10,769.22, 14,861.37 and 5,989.11 is: 8,264.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,769.22 : 14,861.37 = 5,989.11 : x
  2. Step 2: Convert to fraction form
    10,769.22/14,861.37 = 5,989.11/x
  3. Step 3: Cross multiply
    10,769.22x = 14,861.37 × 5,989.11
  4. Step 4: Simplify right side
    10,769.22x = 89,006,379.68
  5. Step 5: Solve for x
    x = 89,006,379.68/10,769.22
  6. Step 6: Final answer
    x = 8,264.89

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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.