Home / 10,769.16-16,153.70-2,977.94

Finding the Fourth Proportional to 10,769.16, 16,153.70 and 2,977.94

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Solution

The fourth proportional to 10,769.16, 16,153.70 and 2,977.94 is: 4,466.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,769.16 : 16,153.70 = 2,977.94 : x
  2. Step 2: Convert to fraction form
    10,769.16/16,153.70 = 2,977.94/x
  3. Step 3: Cross multiply
    10,769.16x = 16,153.70 × 2,977.94
  4. Step 4: Simplify right side
    10,769.16x = 48,104,749.38
  5. Step 5: Solve for x
    x = 48,104,749.38/10,769.16
  6. Step 6: Final answer
    x = 4,466.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.