Home / 10,003.87-15,003.99-4,452.54

Finding the Fourth Proportional to 10,003.87, 15,003.99 and 4,452.54

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Solution

The fourth proportional to 10,003.87, 15,003.99 and 4,452.54 is: 6,678.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,003.87 : 15,003.99 = 4,452.54 : x
  2. Step 2: Convert to fraction form
    10,003.87/15,003.99 = 4,452.54/x
  3. Step 3: Cross multiply
    10,003.87x = 15,003.99 × 4,452.54
  4. Step 4: Simplify right side
    10,003.87x = 66,805,865.63
  5. Step 5: Solve for x
    x = 66,805,865.63/10,003.87
  6. Step 6: Final answer
    x = 6,678.00

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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.