Home / 11,130.10-16,692.52-3,230.53

Finding the Fourth Proportional to 11,130.10, 16,692.52 and 3,230.53

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Solution

The fourth proportional to 11,130.10, 16,692.52 and 3,230.53 is: 4,845.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,130.10 : 16,692.52 = 3,230.53 : x
  2. Step 2: Convert to fraction form
    11,130.10/16,692.52 = 3,230.53/x
  3. Step 3: Cross multiply
    11,130.10x = 16,692.52 × 3,230.53
  4. Step 4: Simplify right side
    11,130.10x = 53,925,611.25
  5. Step 5: Solve for x
    x = 53,925,611.25/11,130.10
  6. Step 6: Final answer
    x = 4,845.03

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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.