Home / 5,112.14-7,663.02-1,823.43

Finding the Fourth Proportional to 5,112.14, 7,663.02 and 1,823.43

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Solution

The fourth proportional to 5,112.14, 7,663.02 and 1,823.43 is: 2,733.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,112.14 : 7,663.02 = 1,823.43 : x
  2. Step 2: Convert to fraction form
    5,112.14/7,663.02 = 1,823.43/x
  3. Step 3: Cross multiply
    5,112.14x = 7,663.02 × 1,823.43
  4. Step 4: Simplify right side
    5,112.14x = 13,972,980.56
  5. Step 5: Solve for x
    x = 13,972,980.56/5,112.14
  6. Step 6: Final answer
    x = 2,733.30

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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.