Home / 6,247.98-8,622.45-3,454.02

Finding the Fourth Proportional to 6,247.98, 8,622.45 and 3,454.02

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Solution

The fourth proportional to 6,247.98, 8,622.45 and 3,454.02 is: 4,766.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247.98 : 8,622.45 = 3,454.02 : x
  2. Step 2: Convert to fraction form
    6,247.98/8,622.45 = 3,454.02/x
  3. Step 3: Cross multiply
    6,247.98x = 8,622.45 × 3,454.02
  4. Step 4: Simplify right side
    6,247.98x = 29,782,114.75
  5. Step 5: Solve for x
    x = 29,782,114.75/6,247.98
  6. Step 6: Final answer
    x = 4,766.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.