Home / 5,018.66-7,527.97-1,270.48

Finding the Fourth Proportional to 5,018.66, 7,527.97 and 1,270.48

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Solution

The fourth proportional to 5,018.66, 7,527.97 and 1,270.48 is: 1,905.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,018.66 : 7,527.97 = 1,270.48 : x
  2. Step 2: Convert to fraction form
    5,018.66/7,527.97 = 1,270.48/x
  3. Step 3: Cross multiply
    5,018.66x = 7,527.97 × 1,270.48
  4. Step 4: Simplify right side
    5,018.66x = 9,564,118.09
  5. Step 5: Solve for x
    x = 9,564,118.09/5,018.66
  6. Step 6: Final answer
    x = 1,905.71

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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.