Home / 5,256.81-7,253.56-3,018.37

Finding the Fourth Proportional to 5,256.81, 7,253.56 and 3,018.37

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Solution

The fourth proportional to 5,256.81, 7,253.56 and 3,018.37 is: 4,164.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.81 : 7,253.56 = 3,018.37 : x
  2. Step 2: Convert to fraction form
    5,256.81/7,253.56 = 3,018.37/x
  3. Step 3: Cross multiply
    5,256.81x = 7,253.56 × 3,018.37
  4. Step 4: Simplify right side
    5,256.81x = 21,893,927.90
  5. Step 5: Solve for x
    x = 21,893,927.90/5,256.81
  6. Step 6: Final answer
    x = 4,164.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.