Home / 3,265.64-4,900.06-1,318.12

Finding the Fourth Proportional to 3,265.64, 4,900.06 and 1,318.12

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Solution

The fourth proportional to 3,265.64, 4,900.06 and 1,318.12 is: 1,977.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,265.64 : 4,900.06 = 1,318.12 : x
  2. Step 2: Convert to fraction form
    3,265.64/4,900.06 = 1,318.12/x
  3. Step 3: Cross multiply
    3,265.64x = 4,900.06 × 1,318.12
  4. Step 4: Simplify right side
    3,265.64x = 6,458,867.09
  5. Step 5: Solve for x
    x = 6,458,867.09/3,265.64
  6. Step 6: Final answer
    x = 1,977.83

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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.