Home / 10,973.80-16,463.30-3,578.30

Finding the Fourth Proportional to 10,973.80, 16,463.30 and 3,578.30

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Solution

The fourth proportional to 10,973.80, 16,463.30 and 3,578.30 is: 5,368.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,973.80 : 16,463.30 = 3,578.30 : x
  2. Step 2: Convert to fraction form
    10,973.80/16,463.30 = 3,578.30/x
  3. Step 3: Cross multiply
    10,973.80x = 16,463.30 × 3,578.30
  4. Step 4: Simplify right side
    10,973.80x = 58,910,626.39
  5. Step 5: Solve for x
    x = 58,910,626.39/10,973.80
  6. Step 6: Final answer
    x = 5,368.30

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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.