Home / 2,966.12-4,093.03-1,639.84

Finding the Fourth Proportional to 2,966.12, 4,093.03 and 1,639.84

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Solution

The fourth proportional to 2,966.12, 4,093.03 and 1,639.84 is: 2,262.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,966.12 : 4,093.03 = 1,639.84 : x
  2. Step 2: Convert to fraction form
    2,966.12/4,093.03 = 1,639.84/x
  3. Step 3: Cross multiply
    2,966.12x = 4,093.03 × 1,639.84
  4. Step 4: Simplify right side
    2,966.12x = 6,711,914.32
  5. Step 5: Solve for x
    x = 6,711,914.32/2,966.12
  6. Step 6: Final answer
    x = 2,262.86

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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.