Home / 10,603.80-15,895.96-3,673.44

Finding the Fourth Proportional to 10,603.80, 15,895.96 and 3,673.44

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Solution

The fourth proportional to 10,603.80, 15,895.96 and 3,673.44 is: 5,506.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,603.80 : 15,895.96 = 3,673.44 : x
  2. Step 2: Convert to fraction form
    10,603.80/15,895.96 = 3,673.44/x
  3. Step 3: Cross multiply
    10,603.80x = 15,895.96 × 3,673.44
  4. Step 4: Simplify right side
    10,603.80x = 58,392,855.30
  5. Step 5: Solve for x
    x = 58,392,855.30/10,603.80
  6. Step 6: Final answer
    x = 5,506.79

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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.