Home / 5,434.66-8,138.62-2,652.36

Finding the Fourth Proportional to 5,434.66, 8,138.62 and 2,652.36

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Solution

The fourth proportional to 5,434.66, 8,138.62 and 2,652.36 is: 3,972.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,434.66 : 8,138.62 = 2,652.36 : x
  2. Step 2: Convert to fraction form
    5,434.66/8,138.62 = 2,652.36/x
  3. Step 3: Cross multiply
    5,434.66x = 8,138.62 × 2,652.36
  4. Step 4: Simplify right side
    5,434.66x = 21,586,522.94
  5. Step 5: Solve for x
    x = 21,586,522.94/5,434.66
  6. Step 6: Final answer
    x = 3,972.01

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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.