Home / 5,016.48-7,526-3,180.64

Finding the Fourth Proportional to 5,016.48, 7,526 and 3,180.64

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Solution

The fourth proportional to 5,016.48, 7,526 and 3,180.64 is: 4,771.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,016.48 : 7,526 = 3,180.64 : x
  2. Step 2: Convert to fraction form
    5,016.48/7,526 = 3,180.64/x
  3. Step 3: Cross multiply
    5,016.48x = 7,526 × 3,180.64
  4. Step 4: Simplify right side
    5,016.48x = 23,937,496.64
  5. Step 5: Solve for x
    x = 23,937,496.64/5,016.48
  6. Step 6: Final answer
    x = 4,771.77

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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.