Home / 6,720.76-10,086-3,027.16

Finding the Fourth Proportional to 6,720.76, 10,086 and 3,027.16

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Solution

The fourth proportional to 6,720.76, 10,086 and 3,027.16 is: 4,542.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,720.76 : 10,086 = 3,027.16 : x
  2. Step 2: Convert to fraction form
    6,720.76/10,086 = 3,027.16/x
  3. Step 3: Cross multiply
    6,720.76x = 10,086 × 3,027.16
  4. Step 4: Simplify right side
    6,720.76x = 30,531,935.76
  5. Step 5: Solve for x
    x = 30,531,935.76/6,720.76
  6. Step 6: Final answer
    x = 4,542.93

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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.