Home / 6,405.67-9,607.14-2,455.60

Finding the Fourth Proportional to 6,405.67, 9,607.14 and 2,455.60

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Solution

The fourth proportional to 6,405.67, 9,607.14 and 2,455.60 is: 3,682.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,405.67 : 9,607.14 = 2,455.60 : x
  2. Step 2: Convert to fraction form
    6,405.67/9,607.14 = 2,455.60/x
  3. Step 3: Cross multiply
    6,405.67x = 9,607.14 × 2,455.60
  4. Step 4: Simplify right side
    6,405.67x = 23,591,292.98
  5. Step 5: Solve for x
    x = 23,591,292.98/6,405.67
  6. Step 6: Final answer
    x = 3,682.88

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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.