Home / 5,427.16-8,135.94-2,347.48

Finding the Fourth Proportional to 5,427.16, 8,135.94 and 2,347.48

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Solution

The fourth proportional to 5,427.16, 8,135.94 and 2,347.48 is: 3,519.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,427.16 : 8,135.94 = 2,347.48 : x
  2. Step 2: Convert to fraction form
    5,427.16/8,135.94 = 2,347.48/x
  3. Step 3: Cross multiply
    5,427.16x = 8,135.94 × 2,347.48
  4. Step 4: Simplify right side
    5,427.16x = 19,098,956.43
  5. Step 5: Solve for x
    x = 19,098,956.43/5,427.16
  6. Step 6: Final answer
    x = 3,519.14

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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.