Home / 10,949.12-16,409.40-5,023.87

Finding the Fourth Proportional to 10,949.12, 16,409.40 and 5,023.87

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Solution

The fourth proportional to 10,949.12, 16,409.40 and 5,023.87 is: 7,529.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,949.12 : 16,409.40 = 5,023.87 : x
  2. Step 2: Convert to fraction form
    10,949.12/16,409.40 = 5,023.87/x
  3. Step 3: Cross multiply
    10,949.12x = 16,409.40 × 5,023.87
  4. Step 4: Simplify right side
    10,949.12x = 82,438,692.38
  5. Step 5: Solve for x
    x = 82,438,692.38/10,949.12
  6. Step 6: Final answer
    x = 7,529.25

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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.