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Finding the Fourth Proportional to 5,563.46, 8,354.73 and 4,940.16

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Solution

The fourth proportional to 5,563.46, 8,354.73 and 4,940.16 is: 7,418.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,563.46 : 8,354.73 = 4,940.16 : x
  2. Step 2: Convert to fraction form
    5,563.46/8,354.73 = 4,940.16/x
  3. Step 3: Cross multiply
    5,563.46x = 8,354.73 × 4,940.16
  4. Step 4: Simplify right side
    5,563.46x = 41,273,702.96
  5. Step 5: Solve for x
    x = 41,273,702.96/5,563.46
  6. Step 6: Final answer
    x = 7,418.72

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1.5x scale

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.