Home / 4,294.42-6,442.71-1,372.72

Finding the Fourth Proportional to 4,294.42, 6,442.71 and 1,372.72

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Solution

The fourth proportional to 4,294.42, 6,442.71 and 1,372.72 is: 2,059.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,294.42 : 6,442.71 = 1,372.72 : x
  2. Step 2: Convert to fraction form
    4,294.42/6,442.71 = 1,372.72/x
  3. Step 3: Cross multiply
    4,294.42x = 6,442.71 × 1,372.72
  4. Step 4: Simplify right side
    4,294.42x = 8,844,036.87
  5. Step 5: Solve for x
    x = 8,844,036.87/4,294.42
  6. Step 6: Final answer
    x = 2,059.43

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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.