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Finding the Fourth Proportional to 6,361.95, 9,543.57 and 2,201.95

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Solution

The fourth proportional to 6,361.95, 9,543.57 and 2,201.95 is: 3,303.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,361.95 : 9,543.57 = 2,201.95 : x
  2. Step 2: Convert to fraction form
    6,361.95/9,543.57 = 2,201.95/x
  3. Step 3: Cross multiply
    6,361.95x = 9,543.57 × 2,201.95
  4. Step 4: Simplify right side
    6,361.95x = 21,014,459.37
  5. Step 5: Solve for x
    x = 21,014,459.37/6,361.95
  6. Step 6: Final answer
    x = 3,303.15

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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.