Home / 6,321.60-9,486.90-2,425.98

Finding the Fourth Proportional to 6,321.60, 9,486.90 and 2,425.98

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Solution

The fourth proportional to 6,321.60, 9,486.90 and 2,425.98 is: 3,640.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,321.60 : 9,486.90 = 2,425.98 : x
  2. Step 2: Convert to fraction form
    6,321.60/9,486.90 = 2,425.98/x
  3. Step 3: Cross multiply
    6,321.60x = 9,486.90 × 2,425.98
  4. Step 4: Simplify right side
    6,321.60x = 23,015,029.66
  5. Step 5: Solve for x
    x = 23,015,029.66/6,321.60
  6. Step 6: Final answer
    x = 3,640.70

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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.