Home / 5,015.03-7,523.56-3,455.78

Finding the Fourth Proportional to 5,015.03, 7,523.56 and 3,455.78

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Solution

The fourth proportional to 5,015.03, 7,523.56 and 3,455.78 is: 5,184.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,015.03 : 7,523.56 = 3,455.78 : x
  2. Step 2: Convert to fraction form
    5,015.03/7,523.56 = 3,455.78/x
  3. Step 3: Cross multiply
    5,015.03x = 7,523.56 × 3,455.78
  4. Step 4: Simplify right side
    5,015.03x = 25,999,791.31
  5. Step 5: Solve for x
    x = 25,999,791.31/5,015.03
  6. Step 6: Final answer
    x = 5,184.37

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1.5x scale

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.