Home / 3,372.24-5,056.32-1,423.36

Finding the Fourth Proportional to 3,372.24, 5,056.32 and 1,423.36

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Solution

The fourth proportional to 3,372.24, 5,056.32 and 1,423.36 is: 2,134.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,372.24 : 5,056.32 = 1,423.36 : x
  2. Step 2: Convert to fraction form
    3,372.24/5,056.32 = 1,423.36/x
  3. Step 3: Cross multiply
    3,372.24x = 5,056.32 × 1,423.36
  4. Step 4: Simplify right side
    3,372.24x = 7,196,963.64
  5. Step 5: Solve for x
    x = 7,196,963.64/3,372.24
  6. Step 6: Final answer
    x = 2,134.18

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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.