Home / 5,372.74-8,058.15-3,419.14

Finding the Fourth Proportional to 5,372.74, 8,058.15 and 3,419.14

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Solution

The fourth proportional to 5,372.74, 8,058.15 and 3,419.14 is: 5,128.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,372.74 : 8,058.15 = 3,419.14 : x
  2. Step 2: Convert to fraction form
    5,372.74/8,058.15 = 3,419.14/x
  3. Step 3: Cross multiply
    5,372.74x = 8,058.15 × 3,419.14
  4. Step 4: Simplify right side
    5,372.74x = 27,551,942.99
  5. Step 5: Solve for x
    x = 27,551,942.99/5,372.74
  6. Step 6: Final answer
    x = 5,128.10

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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.