Home / 10,977.32-16,463.05-3,079.37

Finding the Fourth Proportional to 10,977.32, 16,463.05 and 3,079.37

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Solution

The fourth proportional to 10,977.32, 16,463.05 and 3,079.37 is: 4,618.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,977.32 : 16,463.05 = 3,079.37 : x
  2. Step 2: Convert to fraction form
    10,977.32/16,463.05 = 3,079.37/x
  3. Step 3: Cross multiply
    10,977.32x = 16,463.05 × 3,079.37
  4. Step 4: Simplify right side
    10,977.32x = 50,695,763.13
  5. Step 5: Solve for x
    x = 50,695,763.13/10,977.32
  6. Step 6: Final answer
    x = 4,618.23

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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.