Home / 5,638.34-8,454.92-2,349.46

Finding the Fourth Proportional to 5,638.34, 8,454.92 and 2,349.46

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Solution

The fourth proportional to 5,638.34, 8,454.92 and 2,349.46 is: 3,523.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,638.34 : 8,454.92 = 2,349.46 : x
  2. Step 2: Convert to fraction form
    5,638.34/8,454.92 = 2,349.46/x
  3. Step 3: Cross multiply
    5,638.34x = 8,454.92 × 2,349.46
  4. Step 4: Simplify right side
    5,638.34x = 19,864,496.34
  5. Step 5: Solve for x
    x = 19,864,496.34/5,638.34
  6. Step 6: Final answer
    x = 3,523.11

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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.